Home / 10,328.85-14,253.68-5,613.12

Finding the Fourth Proportional to 10,328.85, 14,253.68 and 5,613.12

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Solution

The fourth proportional to 10,328.85, 14,253.68 and 5,613.12 is: 7,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.85 : 14,253.68 = 5,613.12 : x
  2. Step 2: Convert to fraction form
    10,328.85/14,253.68 = 5,613.12/x
  3. Step 3: Cross multiply
    10,328.85x = 14,253.68 × 5,613.12
  4. Step 4: Simplify right side
    10,328.85x = 80,007,630.31
  5. Step 5: Solve for x
    x = 80,007,630.31/10,328.85
  6. Step 6: Final answer
    x = 7,746.03

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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.