Home / 5,458.81-7,527.19-3,687.34

Finding the Fourth Proportional to 5,458.81, 7,527.19 and 3,687.34

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Solution

The fourth proportional to 5,458.81, 7,527.19 and 3,687.34 is: 5,084.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.81 : 7,527.19 = 3,687.34 : x
  2. Step 2: Convert to fraction form
    5,458.81/7,527.19 = 3,687.34/x
  3. Step 3: Cross multiply
    5,458.81x = 7,527.19 × 3,687.34
  4. Step 4: Simplify right side
    5,458.81x = 27,755,308.77
  5. Step 5: Solve for x
    x = 27,755,308.77/5,458.81
  6. Step 6: Final answer
    x = 5,084.50

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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.