Home / 4,948.90-7,422.13-2,176.27

Finding the Fourth Proportional to 4,948.90, 7,422.13 and 2,176.27

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Solution

The fourth proportional to 4,948.90, 7,422.13 and 2,176.27 is: 3,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.90 : 7,422.13 = 2,176.27 : x
  2. Step 2: Convert to fraction form
    4,948.90/7,422.13 = 2,176.27/x
  3. Step 3: Cross multiply
    4,948.90x = 7,422.13 × 2,176.27
  4. Step 4: Simplify right side
    4,948.90x = 16,152,558.86
  5. Step 5: Solve for x
    x = 16,152,558.86/4,948.90
  6. Step 6: Final answer
    x = 3,263.87

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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.