Home / 9,432.16-14,142.64-3,589.20

Finding the Fourth Proportional to 9,432.16, 14,142.64 and 3,589.20

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Solution

The fourth proportional to 9,432.16, 14,142.64 and 3,589.20 is: 5,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.16 : 14,142.64 = 3,589.20 : x
  2. Step 2: Convert to fraction form
    9,432.16/14,142.64 = 3,589.20/x
  3. Step 3: Cross multiply
    9,432.16x = 14,142.64 × 3,589.20
  4. Step 4: Simplify right side
    9,432.16x = 50,760,763.49
  5. Step 5: Solve for x
    x = 50,760,763.49/9,432.16
  6. Step 6: Final answer
    x = 5,381.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.