Home / 2,474.08-3,411.84-1,542.40

Finding the Fourth Proportional to 2,474.08, 3,411.84 and 1,542.40

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Solution

The fourth proportional to 2,474.08, 3,411.84 and 1,542.40 is: 2,127.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.08 : 3,411.84 = 1,542.40 : x
  2. Step 2: Convert to fraction form
    2,474.08/3,411.84 = 1,542.40/x
  3. Step 3: Cross multiply
    2,474.08x = 3,411.84 × 1,542.40
  4. Step 4: Simplify right side
    2,474.08x = 5,262,422.02
  5. Step 5: Solve for x
    x = 5,262,422.02/2,474.08
  6. Step 6: Final answer
    x = 2,127.02

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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.