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Finding the Fourth Proportional to 6,359.68, 8,767.14 and 4,465.50

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Solution

The fourth proportional to 6,359.68, 8,767.14 and 4,465.50 is: 6,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.68 : 8,767.14 = 4,465.50 : x
  2. Step 2: Convert to fraction form
    6,359.68/8,767.14 = 4,465.50/x
  3. Step 3: Cross multiply
    6,359.68x = 8,767.14 × 4,465.50
  4. Step 4: Simplify right side
    6,359.68x = 39,149,639.17
  5. Step 5: Solve for x
    x = 39,149,639.17/6,359.68
  6. Step 6: Final answer
    x = 6,155.91

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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.