Home / 5,343.39-7,373.67-2,985.48

Finding the Fourth Proportional to 5,343.39, 7,373.67 and 2,985.48

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Solution

The fourth proportional to 5,343.39, 7,373.67 and 2,985.48 is: 4,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.39 : 7,373.67 = 2,985.48 : x
  2. Step 2: Convert to fraction form
    5,343.39/7,373.67 = 2,985.48/x
  3. Step 3: Cross multiply
    5,343.39x = 7,373.67 × 2,985.48
  4. Step 4: Simplify right side
    5,343.39x = 22,013,944.31
  5. Step 5: Solve for x
    x = 22,013,944.31/5,343.39
  6. Step 6: Final answer
    x = 4,119.85

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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.