Home / 5,473.04-7,553.40-3,115.52

Finding the Fourth Proportional to 5,473.04, 7,553.40 and 3,115.52

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Solution

The fourth proportional to 5,473.04, 7,553.40 and 3,115.52 is: 4,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.04 : 7,553.40 = 3,115.52 : x
  2. Step 2: Convert to fraction form
    5,473.04/7,553.40 = 3,115.52/x
  3. Step 3: Cross multiply
    5,473.04x = 7,553.40 × 3,115.52
  4. Step 4: Simplify right side
    5,473.04x = 23,532,768.77
  5. Step 5: Solve for x
    x = 23,532,768.77/5,473.04
  6. Step 6: Final answer
    x = 4,299.76

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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.