Home / 9,432.18-13,012.38-5,889.24

Finding the Fourth Proportional to 9,432.18, 13,012.38 and 5,889.24

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Solution

The fourth proportional to 9,432.18, 13,012.38 and 5,889.24 is: 8,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.18 : 13,012.38 = 5,889.24 : x
  2. Step 2: Convert to fraction form
    9,432.18/13,012.38 = 5,889.24/x
  3. Step 3: Cross multiply
    9,432.18x = 13,012.38 × 5,889.24
  4. Step 4: Simplify right side
    9,432.18x = 76,633,028.79
  5. Step 5: Solve for x
    x = 76,633,028.79/9,432.18
  6. Step 6: Final answer
    x = 8,124.64

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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.