Home / 5,920.67-8,876.60-2,798.90

Finding the Fourth Proportional to 5,920.67, 8,876.60 and 2,798.90

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Solution

The fourth proportional to 5,920.67, 8,876.60 and 2,798.90 is: 4,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.67 : 8,876.60 = 2,798.90 : x
  2. Step 2: Convert to fraction form
    5,920.67/8,876.60 = 2,798.90/x
  3. Step 3: Cross multiply
    5,920.67x = 8,876.60 × 2,798.90
  4. Step 4: Simplify right side
    5,920.67x = 24,844,715.74
  5. Step 5: Solve for x
    x = 24,844,715.74/5,920.67
  6. Step 6: Final answer
    x = 4,196.27

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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.