Home / 8,281.04-11,427.36-4,555.04

Finding the Fourth Proportional to 8,281.04, 11,427.36 and 4,555.04

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Solution

The fourth proportional to 8,281.04, 11,427.36 and 4,555.04 is: 6,285.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.04 : 11,427.36 = 4,555.04 : x
  2. Step 2: Convert to fraction form
    8,281.04/11,427.36 = 4,555.04/x
  3. Step 3: Cross multiply
    8,281.04x = 11,427.36 × 4,555.04
  4. Step 4: Simplify right side
    8,281.04x = 52,052,081.89
  5. Step 5: Solve for x
    x = 52,052,081.89/8,281.04
  6. Step 6: Final answer
    x = 6,285.69

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Half scale
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Double scale
Find fourth proportional to 8,282.04, 11,428.74 and 4,556.04
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.