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Finding the Fourth Proportional to 4,007.52, 6,008.76 and 2,619.18

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Solution

The fourth proportional to 4,007.52, 6,008.76 and 2,619.18 is: 3,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.52 : 6,008.76 = 2,619.18 : x
  2. Step 2: Convert to fraction form
    4,007.52/6,008.76 = 2,619.18/x
  3. Step 3: Cross multiply
    4,007.52x = 6,008.76 × 2,619.18
  4. Step 4: Simplify right side
    4,007.52x = 15,738,024.02
  5. Step 5: Solve for x
    x = 15,738,024.02/4,007.52
  6. Step 6: Final answer
    x = 3,927.12

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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.