Home / 7,373.88-10,176.44-5,586.78

Finding the Fourth Proportional to 7,373.88, 10,176.44 and 5,586.78

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Solution

The fourth proportional to 7,373.88, 10,176.44 and 5,586.78 is: 7,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.88 : 10,176.44 = 5,586.78 : x
  2. Step 2: Convert to fraction form
    7,373.88/10,176.44 = 5,586.78/x
  3. Step 3: Cross multiply
    7,373.88x = 10,176.44 × 5,586.78
  4. Step 4: Simplify right side
    7,373.88x = 56,853,503.53
  5. Step 5: Solve for x
    x = 56,853,503.53/7,373.88
  6. Step 6: Final answer
    x = 7,710.12

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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.