Home / 3,537.60-4,870.71-2,695.61

Finding the Fourth Proportional to 3,537.60, 4,870.71 and 2,695.61

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Solution

The fourth proportional to 3,537.60, 4,870.71 and 2,695.61 is: 3,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.60 : 4,870.71 = 2,695.61 : x
  2. Step 2: Convert to fraction form
    3,537.60/4,870.71 = 2,695.61/x
  3. Step 3: Cross multiply
    3,537.60x = 4,870.71 × 2,695.61
  4. Step 4: Simplify right side
    3,537.60x = 13,129,510.23
  5. Step 5: Solve for x
    x = 13,129,510.23/3,537.60
  6. Step 6: Final answer
    x = 3,711.42

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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.