Home / 7,767.68-11,649.48-5,302.04

Finding the Fourth Proportional to 7,767.68, 11,649.48 and 5,302.04

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Solution

The fourth proportional to 7,767.68, 11,649.48 and 5,302.04 is: 7,951.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.68 : 11,649.48 = 5,302.04 : x
  2. Step 2: Convert to fraction form
    7,767.68/11,649.48 = 5,302.04/x
  3. Step 3: Cross multiply
    7,767.68x = 11,649.48 × 5,302.04
  4. Step 4: Simplify right side
    7,767.68x = 61,766,008.94
  5. Step 5: Solve for x
    x = 61,766,008.94/7,767.68
  6. Step 6: Final answer
    x = 7,951.67

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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.