Home / 10,069.52-13,897.62-5,877.80

Finding the Fourth Proportional to 10,069.52, 13,897.62 and 5,877.80

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Solution

The fourth proportional to 10,069.52, 13,897.62 and 5,877.80 is: 8,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.52 : 13,897.62 = 5,877.80 : x
  2. Step 2: Convert to fraction form
    10,069.52/13,897.62 = 5,877.80/x
  3. Step 3: Cross multiply
    10,069.52x = 13,897.62 × 5,877.80
  4. Step 4: Simplify right side
    10,069.52x = 81,687,430.84
  5. Step 5: Solve for x
    x = 81,687,430.84/10,069.52
  6. Step 6: Final answer
    x = 8,112.35

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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.