Home / 5,395.52-7,446.93-3,158.57

Finding the Fourth Proportional to 5,395.52, 7,446.93 and 3,158.57

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Solution

The fourth proportional to 5,395.52, 7,446.93 and 3,158.57 is: 4,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.52 : 7,446.93 = 3,158.57 : x
  2. Step 2: Convert to fraction form
    5,395.52/7,446.93 = 3,158.57/x
  3. Step 3: Cross multiply
    5,395.52x = 7,446.93 × 3,158.57
  4. Step 4: Simplify right side
    5,395.52x = 23,521,649.69
  5. Step 5: Solve for x
    x = 23,521,649.69/5,395.52
  6. Step 6: Final answer
    x = 4,359.48

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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.