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Finding the Fourth Proportional to 6,108.52, 9,162.80 and 1,491.52

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Solution

The fourth proportional to 6,108.52, 9,162.80 and 1,491.52 is: 2,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.52 : 9,162.80 = 1,491.52 : x
  2. Step 2: Convert to fraction form
    6,108.52/9,162.80 = 1,491.52/x
  3. Step 3: Cross multiply
    6,108.52x = 9,162.80 × 1,491.52
  4. Step 4: Simplify right side
    6,108.52x = 13,666,499.46
  5. Step 5: Solve for x
    x = 13,666,499.46/6,108.52
  6. Step 6: Final answer
    x = 2,237.28

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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.