Home / 6,280.83-8,665.07-3,763.04

Finding the Fourth Proportional to 6,280.83, 8,665.07 and 3,763.04

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Solution

The fourth proportional to 6,280.83, 8,665.07 and 3,763.04 is: 5,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.83 : 8,665.07 = 3,763.04 : x
  2. Step 2: Convert to fraction form
    6,280.83/8,665.07 = 3,763.04/x
  3. Step 3: Cross multiply
    6,280.83x = 8,665.07 × 3,763.04
  4. Step 4: Simplify right side
    6,280.83x = 32,607,036.08
  5. Step 5: Solve for x
    x = 32,607,036.08/6,280.83
  6. Step 6: Final answer
    x = 5,191.52

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Half scale
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Double scale
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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.