Home / 6,382.22-8,807.54-3,587.72

Finding the Fourth Proportional to 6,382.22, 8,807.54 and 3,587.72

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Solution

The fourth proportional to 6,382.22, 8,807.54 and 3,587.72 is: 4,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382.22 : 8,807.54 = 3,587.72 : x
  2. Step 2: Convert to fraction form
    6,382.22/8,807.54 = 3,587.72/x
  3. Step 3: Cross multiply
    6,382.22x = 8,807.54 × 3,587.72
  4. Step 4: Simplify right side
    6,382.22x = 31,598,925.43
  5. Step 5: Solve for x
    x = 31,598,925.43/6,382.22
  6. Step 6: Final answer
    x = 4,951.09

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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.