Home / 3,134.90-4,705.76-2,357.13

Finding the Fourth Proportional to 3,134.90, 4,705.76 and 2,357.13

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Solution

The fourth proportional to 3,134.90, 4,705.76 and 2,357.13 is: 3,538.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.90 : 4,705.76 = 2,357.13 : x
  2. Step 2: Convert to fraction form
    3,134.90/4,705.76 = 2,357.13/x
  3. Step 3: Cross multiply
    3,134.90x = 4,705.76 × 2,357.13
  4. Step 4: Simplify right side
    3,134.90x = 11,092,111.61
  5. Step 5: Solve for x
    x = 11,092,111.61/3,134.90
  6. Step 6: Final answer
    x = 3,538.26

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1.5x scale

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.