Home / 10,722.42-14,795.19-6,740.73

Finding the Fourth Proportional to 10,722.42, 14,795.19 and 6,740.73

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Solution

The fourth proportional to 10,722.42, 14,795.19 and 6,740.73 is: 9,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.42 : 14,795.19 = 6,740.73 : x
  2. Step 2: Convert to fraction form
    10,722.42/14,795.19 = 6,740.73/x
  3. Step 3: Cross multiply
    10,722.42x = 14,795.19 × 6,740.73
  4. Step 4: Simplify right side
    10,722.42x = 99,730,381.09
  5. Step 5: Solve for x
    x = 99,730,381.09/10,722.42
  6. Step 6: Final answer
    x = 9,301.11

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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.