Home / 4,744.30-7,115.65-1,456.50

Finding the Fourth Proportional to 4,744.30, 7,115.65 and 1,456.50

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Solution

The fourth proportional to 4,744.30, 7,115.65 and 1,456.50 is: 2,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.30 : 7,115.65 = 1,456.50 : x
  2. Step 2: Convert to fraction form
    4,744.30/7,115.65 = 1,456.50/x
  3. Step 3: Cross multiply
    4,744.30x = 7,115.65 × 1,456.50
  4. Step 4: Simplify right side
    4,744.30x = 10,363,944.23
  5. Step 5: Solve for x
    x = 10,363,944.23/4,744.30
  6. Step 6: Final answer
    x = 2,184.50

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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.