Home / 4,717.64-6,510.17-2,621.90

Finding the Fourth Proportional to 4,717.64, 6,510.17 and 2,621.90

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Solution

The fourth proportional to 4,717.64, 6,510.17 and 2,621.90 is: 3,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.64 : 6,510.17 = 2,621.90 : x
  2. Step 2: Convert to fraction form
    4,717.64/6,510.17 = 2,621.90/x
  3. Step 3: Cross multiply
    4,717.64x = 6,510.17 × 2,621.90
  4. Step 4: Simplify right side
    4,717.64x = 17,069,001.61
  5. Step 5: Solve for x
    x = 17,069,001.61/4,717.64
  6. Step 6: Final answer
    x = 3,618.12

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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.