Home / 10,512.14-14,506.55-5,732.12

Finding the Fourth Proportional to 10,512.14, 14,506.55 and 5,732.12

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Solution

The fourth proportional to 10,512.14, 14,506.55 and 5,732.12 is: 7,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.14 : 14,506.55 = 5,732.12 : x
  2. Step 2: Convert to fraction form
    10,512.14/14,506.55 = 5,732.12/x
  3. Step 3: Cross multiply
    10,512.14x = 14,506.55 × 5,732.12
  4. Step 4: Simplify right side
    10,512.14x = 83,153,184.19
  5. Step 5: Solve for x
    x = 83,153,184.19/10,512.14
  6. Step 6: Final answer
    x = 7,910.21

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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.