Home / 10,329.14-14,254.30-5,613.42

Finding the Fourth Proportional to 10,329.14, 14,254.30 and 5,613.42

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Solution

The fourth proportional to 10,329.14, 14,254.30 and 5,613.42 is: 7,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.14 : 14,254.30 = 5,613.42 : x
  2. Step 2: Convert to fraction form
    10,329.14/14,254.30 = 5,613.42/x
  3. Step 3: Cross multiply
    10,329.14x = 14,254.30 × 5,613.42
  4. Step 4: Simplify right side
    10,329.14x = 80,015,372.71
  5. Step 5: Solve for x
    x = 80,015,372.71/10,329.14
  6. Step 6: Final answer
    x = 7,746.57

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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.