Home / 8,227.04-11,353.38-4,870.04

Finding the Fourth Proportional to 8,227.04, 11,353.38 and 4,870.04

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Solution

The fourth proportional to 8,227.04, 11,353.38 and 4,870.04 is: 6,720.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.04 : 11,353.38 = 4,870.04 : x
  2. Step 2: Convert to fraction form
    8,227.04/11,353.38 = 4,870.04/x
  3. Step 3: Cross multiply
    8,227.04x = 11,353.38 × 4,870.04
  4. Step 4: Simplify right side
    8,227.04x = 55,291,414.74
  5. Step 5: Solve for x
    x = 55,291,414.74/8,227.04
  6. Step 6: Final answer
    x = 6,720.69

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Half scale
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Double scale
Find fourth proportional to 8,228.04, 11,354.76 and 4,871.04
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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.