Home / 5,458.24-7,523.36-4,125.76

Finding the Fourth Proportional to 5,458.24, 7,523.36 and 4,125.76

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Solution

The fourth proportional to 5,458.24, 7,523.36 and 4,125.76 is: 5,686.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.24 : 7,523.36 = 4,125.76 : x
  2. Step 2: Convert to fraction form
    5,458.24/7,523.36 = 4,125.76/x
  3. Step 3: Cross multiply
    5,458.24x = 7,523.36 × 4,125.76
  4. Step 4: Simplify right side
    5,458.24x = 31,039,577.75
  5. Step 5: Solve for x
    x = 31,039,577.75/5,458.24
  6. Step 6: Final answer
    x = 5,686.74

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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.