Home / 3,134.10-4,292.92-3,125.46

Finding the Fourth Proportional to 3,134.10, 4,292.92 and 3,125.46

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Solution

The fourth proportional to 3,134.10, 4,292.92 and 3,125.46 is: 4,281.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.10 : 4,292.92 = 3,125.46 : x
  2. Step 2: Convert to fraction form
    3,134.10/4,292.92 = 3,125.46/x
  3. Step 3: Cross multiply
    3,134.10x = 4,292.92 × 3,125.46
  4. Step 4: Simplify right side
    3,134.10x = 13,417,349.74
  5. Step 5: Solve for x
    x = 13,417,349.74/3,134.10
  6. Step 6: Final answer
    x = 4,281.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.