Home / 6,527.40-9,005.62-4,170.92

Finding the Fourth Proportional to 6,527.40, 9,005.62 and 4,170.92

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Solution

The fourth proportional to 6,527.40, 9,005.62 and 4,170.92 is: 5,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.40 : 9,005.62 = 4,170.92 : x
  2. Step 2: Convert to fraction form
    6,527.40/9,005.62 = 4,170.92/x
  3. Step 3: Cross multiply
    6,527.40x = 9,005.62 × 4,170.92
  4. Step 4: Simplify right side
    6,527.40x = 37,561,720.57
  5. Step 5: Solve for x
    x = 37,561,720.57/6,527.40
  6. Step 6: Final answer
    x = 5,754.47

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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.