Home / 5,359.12-7,393.68-4,240.24

Finding the Fourth Proportional to 5,359.12, 7,393.68 and 4,240.24

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Solution

The fourth proportional to 5,359.12, 7,393.68 and 4,240.24 is: 5,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.12 : 7,393.68 = 4,240.24 : x
  2. Step 2: Convert to fraction form
    5,359.12/7,393.68 = 4,240.24/x
  3. Step 3: Cross multiply
    5,359.12x = 7,393.68 × 4,240.24
  4. Step 4: Simplify right side
    5,359.12x = 31,350,977.68
  5. Step 5: Solve for x
    x = 31,350,977.68/5,359.12
  6. Step 6: Final answer
    x = 5,850.02

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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.