Home / 10,679.49-14,736.66-7,325.18

Finding the Fourth Proportional to 10,679.49, 14,736.66 and 7,325.18

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Solution

The fourth proportional to 10,679.49, 14,736.66 and 7,325.18 is: 10,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.49 : 14,736.66 = 7,325.18 : x
  2. Step 2: Convert to fraction form
    10,679.49/14,736.66 = 7,325.18/x
  3. Step 3: Cross multiply
    10,679.49x = 14,736.66 × 7,325.18
  4. Step 4: Simplify right side
    10,679.49x = 107,948,613.42
  5. Step 5: Solve for x
    x = 107,948,613.42/10,679.49
  6. Step 6: Final answer
    x = 10,108.03

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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.