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Finding the Fourth Proportional to 3,041.46, 4,562.31 and 961.50

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Solution

The fourth proportional to 3,041.46, 4,562.31 and 961.50 is: 1,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.46 : 4,562.31 = 961.50 : x
  2. Step 2: Convert to fraction form
    3,041.46/4,562.31 = 961.50/x
  3. Step 3: Cross multiply
    3,041.46x = 4,562.31 × 961.50
  4. Step 4: Simplify right side
    3,041.46x = 4,386,681.78
  5. Step 5: Solve for x
    x = 4,386,681.78/3,041.46
  6. Step 6: Final answer
    x = 1,442.29

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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.