Home / 2,948.64-4,422.96-2,883.84

Finding the Fourth Proportional to 2,948.64, 4,422.96 and 2,883.84

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Solution

The fourth proportional to 2,948.64, 4,422.96 and 2,883.84 is: 4,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.64 : 4,422.96 = 2,883.84 : x
  2. Step 2: Convert to fraction form
    2,948.64/4,422.96 = 2,883.84/x
  3. Step 3: Cross multiply
    2,948.64x = 4,422.96 × 2,883.84
  4. Step 4: Simplify right side
    2,948.64x = 12,755,108.97
  5. Step 5: Solve for x
    x = 12,755,108.97/2,948.64
  6. Step 6: Final answer
    x = 4,325.76

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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.