Home / 3,008.76-4,511.95-1,158.85

Finding the Fourth Proportional to 3,008.76, 4,511.95 and 1,158.85

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Solution

The fourth proportional to 3,008.76, 4,511.95 and 1,158.85 is: 1,737.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.76 : 4,511.95 = 1,158.85 : x
  2. Step 2: Convert to fraction form
    3,008.76/4,511.95 = 1,158.85/x
  3. Step 3: Cross multiply
    3,008.76x = 4,511.95 × 1,158.85
  4. Step 4: Simplify right side
    3,008.76x = 5,228,673.26
  5. Step 5: Solve for x
    x = 5,228,673.26/3,008.76
  6. Step 6: Final answer
    x = 1,737.82

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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.