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Finding the Fourth Proportional to 4,607.92, 6,359.20 and 3,486.92

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Solution

The fourth proportional to 4,607.92, 6,359.20 and 3,486.92 is: 4,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.92 : 6,359.20 = 3,486.92 : x
  2. Step 2: Convert to fraction form
    4,607.92/6,359.20 = 3,486.92/x
  3. Step 3: Cross multiply
    4,607.92x = 6,359.20 × 3,486.92
  4. Step 4: Simplify right side
    4,607.92x = 22,174,021.66
  5. Step 5: Solve for x
    x = 22,174,021.66/4,607.92
  6. Step 6: Final answer
    x = 4,812.15

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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.