Home / 7,586.28-11,381.49-4,301.71

Finding the Fourth Proportional to 7,586.28, 11,381.49 and 4,301.71

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Solution

The fourth proportional to 7,586.28, 11,381.49 and 4,301.71 is: 6,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586.28 : 11,381.49 = 4,301.71 : x
  2. Step 2: Convert to fraction form
    7,586.28/11,381.49 = 4,301.71/x
  3. Step 3: Cross multiply
    7,586.28x = 11,381.49 × 4,301.71
  4. Step 4: Simplify right side
    7,586.28x = 48,959,840.89
  5. Step 5: Solve for x
    x = 48,959,840.89/7,586.28
  6. Step 6: Final answer
    x = 6,453.74

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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.