Home / 7,610.13-11,397.87-5,259.49

Finding the Fourth Proportional to 7,610.13, 11,397.87 and 5,259.49

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Solution

The fourth proportional to 7,610.13, 11,397.87 and 5,259.49 is: 7,877.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.13 : 11,397.87 = 5,259.49 : x
  2. Step 2: Convert to fraction form
    7,610.13/11,397.87 = 5,259.49/x
  3. Step 3: Cross multiply
    7,610.13x = 11,397.87 × 5,259.49
  4. Step 4: Simplify right side
    7,610.13x = 59,946,954.79
  5. Step 5: Solve for x
    x = 59,946,954.79/7,610.13
  6. Step 6: Final answer
    x = 7,877.26

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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.