Home / 3,648.18-5,472.34-1,182.99

Finding the Fourth Proportional to 3,648.18, 5,472.34 and 1,182.99

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Solution

The fourth proportional to 3,648.18, 5,472.34 and 1,182.99 is: 1,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.18 : 5,472.34 = 1,182.99 : x
  2. Step 2: Convert to fraction form
    3,648.18/5,472.34 = 1,182.99/x
  3. Step 3: Cross multiply
    3,648.18x = 5,472.34 × 1,182.99
  4. Step 4: Simplify right side
    3,648.18x = 6,473,723.50
  5. Step 5: Solve for x
    x = 6,473,723.50/3,648.18
  6. Step 6: Final answer
    x = 1,774.51

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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.