Home / 6,330.32-9,477.02-3,689.76

Finding the Fourth Proportional to 6,330.32, 9,477.02 and 3,689.76

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Solution

The fourth proportional to 6,330.32, 9,477.02 and 3,689.76 is: 5,523.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.32 : 9,477.02 = 3,689.76 : x
  2. Step 2: Convert to fraction form
    6,330.32/9,477.02 = 3,689.76/x
  3. Step 3: Cross multiply
    6,330.32x = 9,477.02 × 3,689.76
  4. Step 4: Simplify right side
    6,330.32x = 34,967,929.32
  5. Step 5: Solve for x
    x = 34,967,929.32/6,330.32
  6. Step 6: Final answer
    x = 5,523.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.