Home / 10,302.46-14,217.36-5,586.76

Finding the Fourth Proportional to 10,302.46, 14,217.36 and 5,586.76

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Solution

The fourth proportional to 10,302.46, 14,217.36 and 5,586.76 is: 7,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.46 : 14,217.36 = 5,586.76 : x
  2. Step 2: Convert to fraction form
    10,302.46/14,217.36 = 5,586.76/x
  3. Step 3: Cross multiply
    10,302.46x = 14,217.36 × 5,586.76
  4. Step 4: Simplify right side
    10,302.46x = 79,428,978.15
  5. Step 5: Solve for x
    x = 79,428,978.15/10,302.46
  6. Step 6: Final answer
    x = 7,709.71

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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.