Home / 2,552.61-3,522.93-1,557.68

Finding the Fourth Proportional to 2,552.61, 3,522.93 and 1,557.68

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Solution

The fourth proportional to 2,552.61, 3,522.93 and 1,557.68 is: 2,149.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.61 : 3,522.93 = 1,557.68 : x
  2. Step 2: Convert to fraction form
    2,552.61/3,522.93 = 1,557.68/x
  3. Step 3: Cross multiply
    2,552.61x = 3,522.93 × 1,557.68
  4. Step 4: Simplify right side
    2,552.61x = 5,487,572.20
  5. Step 5: Solve for x
    x = 5,487,572.20/2,552.61
  6. Step 6: Final answer
    x = 2,149.79

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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.