Home / 11,595.60-17,393.40-7,440.30

Finding the Fourth Proportional to 11,595.60, 17,393.40 and 7,440.30

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Solution

The fourth proportional to 11,595.60, 17,393.40 and 7,440.30 is: 11,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.60 : 17,393.40 = 7,440.30 : x
  2. Step 2: Convert to fraction form
    11,595.60/17,393.40 = 7,440.30/x
  3. Step 3: Cross multiply
    11,595.60x = 17,393.40 × 7,440.30
  4. Step 4: Simplify right side
    11,595.60x = 129,412,114.02
  5. Step 5: Solve for x
    x = 129,412,114.02/11,595.60
  6. Step 6: Final answer
    x = 11,160.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.