Home / 12,542.40-17,308.08-6,953.04

Finding the Fourth Proportional to 12,542.40, 17,308.08 and 6,953.04

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Solution

The fourth proportional to 12,542.40, 17,308.08 and 6,953.04 is: 9,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,542.40 : 17,308.08 = 6,953.04 : x
  2. Step 2: Convert to fraction form
    12,542.40/17,308.08 = 6,953.04/x
  3. Step 3: Cross multiply
    12,542.40x = 17,308.08 × 6,953.04
  4. Step 4: Simplify right side
    12,542.40x = 120,343,772.56
  5. Step 5: Solve for x
    x = 120,343,772.56/12,542.40
  6. Step 6: Final answer
    x = 9,594.96

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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.