Home / 6,382.08-8,807.28-3,587.52

Finding the Fourth Proportional to 6,382.08, 8,807.28 and 3,587.52

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Solution

The fourth proportional to 6,382.08, 8,807.28 and 3,587.52 is: 4,950.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382.08 : 8,807.28 = 3,587.52 : x
  2. Step 2: Convert to fraction form
    6,382.08/8,807.28 = 3,587.52/x
  3. Step 3: Cross multiply
    6,382.08x = 8,807.28 × 3,587.52
  4. Step 4: Simplify right side
    6,382.08x = 31,596,293.15
  5. Step 5: Solve for x
    x = 31,596,293.15/6,382.08
  6. Step 6: Final answer
    x = 4,950.78

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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.