Home / 7,446.20-10,275.24-4,088.32

Finding the Fourth Proportional to 7,446.20, 10,275.24 and 4,088.32

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Solution

The fourth proportional to 7,446.20, 10,275.24 and 4,088.32 is: 5,641.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.20 : 10,275.24 = 4,088.32 : x
  2. Step 2: Convert to fraction form
    7,446.20/10,275.24 = 4,088.32/x
  3. Step 3: Cross multiply
    7,446.20x = 10,275.24 × 4,088.32
  4. Step 4: Simplify right side
    7,446.20x = 42,008,493.64
  5. Step 5: Solve for x
    x = 42,008,493.64/7,446.20
  6. Step 6: Final answer
    x = 5,641.61

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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.