Home / 4,500.91-6,749.28-1,538.56

Finding the Fourth Proportional to 4,500.91, 6,749.28 and 1,538.56

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Solution

The fourth proportional to 4,500.91, 6,749.28 and 1,538.56 is: 2,307.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.91 : 6,749.28 = 1,538.56 : x
  2. Step 2: Convert to fraction form
    4,500.91/6,749.28 = 1,538.56/x
  3. Step 3: Cross multiply
    4,500.91x = 6,749.28 × 1,538.56
  4. Step 4: Simplify right side
    4,500.91x = 10,384,172.24
  5. Step 5: Solve for x
    x = 10,384,172.24/4,500.91
  6. Step 6: Final answer
    x = 2,307.13

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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.