Home / 2,617.10-3,929.80-2,598.06

Finding the Fourth Proportional to 2,617.10, 3,929.80 and 2,598.06

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Solution

The fourth proportional to 2,617.10, 3,929.80 and 2,598.06 is: 3,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.10 : 3,929.80 = 2,598.06 : x
  2. Step 2: Convert to fraction form
    2,617.10/3,929.80 = 2,598.06/x
  3. Step 3: Cross multiply
    2,617.10x = 3,929.80 × 2,598.06
  4. Step 4: Simplify right side
    2,617.10x = 10,209,856.19
  5. Step 5: Solve for x
    x = 10,209,856.19/2,617.10
  6. Step 6: Final answer
    x = 3,901.21

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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.