Home / 7,170.24-9,892.52-4,338.48

Finding the Fourth Proportional to 7,170.24, 9,892.52 and 4,338.48

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Solution

The fourth proportional to 7,170.24, 9,892.52 and 4,338.48 is: 5,985.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.24 : 9,892.52 = 4,338.48 : x
  2. Step 2: Convert to fraction form
    7,170.24/9,892.52 = 4,338.48/x
  3. Step 3: Cross multiply
    7,170.24x = 9,892.52 × 4,338.48
  4. Step 4: Simplify right side
    7,170.24x = 42,918,500.17
  5. Step 5: Solve for x
    x = 42,918,500.17/7,170.24
  6. Step 6: Final answer
    x = 5,985.64

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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.