Home / 10,630.60-15,935.10-6,245.80

Finding the Fourth Proportional to 10,630.60, 15,935.10 and 6,245.80

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Solution

The fourth proportional to 10,630.60, 15,935.10 and 6,245.80 is: 9,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.60 : 15,935.10 = 6,245.80 : x
  2. Step 2: Convert to fraction form
    10,630.60/15,935.10 = 6,245.80/x
  3. Step 3: Cross multiply
    10,630.60x = 15,935.10 × 6,245.80
  4. Step 4: Simplify right side
    10,630.60x = 99,527,447.58
  5. Step 5: Solve for x
    x = 99,527,447.58/10,630.60
  6. Step 6: Final answer
    x = 9,362.35

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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.