Home / 7,487.10-11,237.13-3,104.46

Finding the Fourth Proportional to 7,487.10, 11,237.13 and 3,104.46

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Solution

The fourth proportional to 7,487.10, 11,237.13 and 3,104.46 is: 4,659.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.10 : 11,237.13 = 3,104.46 : x
  2. Step 2: Convert to fraction form
    7,487.10/11,237.13 = 3,104.46/x
  3. Step 3: Cross multiply
    7,487.10x = 11,237.13 × 3,104.46
  4. Step 4: Simplify right side
    7,487.10x = 34,885,220.60
  5. Step 5: Solve for x
    x = 34,885,220.60/7,487.10
  6. Step 6: Final answer
    x = 4,659.38

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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.