Home / 6,512.59-8,987.36-3,528.50

Finding the Fourth Proportional to 6,512.59, 8,987.36 and 3,528.50

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Solution

The fourth proportional to 6,512.59, 8,987.36 and 3,528.50 is: 4,869.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.59 : 8,987.36 = 3,528.50 : x
  2. Step 2: Convert to fraction form
    6,512.59/8,987.36 = 3,528.50/x
  3. Step 3: Cross multiply
    6,512.59x = 8,987.36 × 3,528.50
  4. Step 4: Simplify right side
    6,512.59x = 31,711,882.12
  5. Step 5: Solve for x
    x = 31,711,882.12/6,512.59
  6. Step 6: Final answer
    x = 4,869.32

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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.