Home / 6,680.62-10,029.12-6,416.35

Finding the Fourth Proportional to 6,680.62, 10,029.12 and 6,416.35

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Solution

The fourth proportional to 6,680.62, 10,029.12 and 6,416.35 is: 9,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.62 : 10,029.12 = 6,416.35 : x
  2. Step 2: Convert to fraction form
    6,680.62/10,029.12 = 6,416.35/x
  3. Step 3: Cross multiply
    6,680.62x = 10,029.12 × 6,416.35
  4. Step 4: Simplify right side
    6,680.62x = 64,350,294.98
  5. Step 5: Solve for x
    x = 64,350,294.98/6,680.62
  6. Step 6: Final answer
    x = 9,632.39

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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.