Home / 10,520.10-15,780.01-6,084.44

Finding the Fourth Proportional to 10,520.10, 15,780.01 and 6,084.44

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Solution

The fourth proportional to 10,520.10, 15,780.01 and 6,084.44 is: 9,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,520.10 : 15,780.01 = 6,084.44 : x
  2. Step 2: Convert to fraction form
    10,520.10/15,780.01 = 6,084.44/x
  3. Step 3: Cross multiply
    10,520.10x = 15,780.01 × 6,084.44
  4. Step 4: Simplify right side
    10,520.10x = 96,012,493.62
  5. Step 5: Solve for x
    x = 96,012,493.62/10,520.10
  6. Step 6: Final answer
    x = 9,126.58

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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.