Home / 5,492.91-7,580.19-2,974.95

Finding the Fourth Proportional to 5,492.91, 7,580.19 and 2,974.95

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Solution

The fourth proportional to 5,492.91, 7,580.19 and 2,974.95 is: 4,105.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,492.91 : 7,580.19 = 2,974.95 : x
  2. Step 2: Convert to fraction form
    5,492.91/7,580.19 = 2,974.95/x
  3. Step 3: Cross multiply
    5,492.91x = 7,580.19 × 2,974.95
  4. Step 4: Simplify right side
    5,492.91x = 22,550,671.37
  5. Step 5: Solve for x
    x = 22,550,671.37/5,492.91
  6. Step 6: Final answer
    x = 4,105.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.