Home / 4,148.62-5,722.45-2,655.99

Finding the Fourth Proportional to 4,148.62, 5,722.45 and 2,655.99

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Solution

The fourth proportional to 4,148.62, 5,722.45 and 2,655.99 is: 3,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.62 : 5,722.45 = 2,655.99 : x
  2. Step 2: Convert to fraction form
    4,148.62/5,722.45 = 2,655.99/x
  3. Step 3: Cross multiply
    4,148.62x = 5,722.45 × 2,655.99
  4. Step 4: Simplify right side
    4,148.62x = 15,198,763.34
  5. Step 5: Solve for x
    x = 15,198,763.34/4,148.62
  6. Step 6: Final answer
    x = 3,663.57

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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.