Home / 5,310.88-7,966.38-1,848.12

Finding the Fourth Proportional to 5,310.88, 7,966.38 and 1,848.12

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Solution

The fourth proportional to 5,310.88, 7,966.38 and 1,848.12 is: 2,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.88 : 7,966.38 = 1,848.12 : x
  2. Step 2: Convert to fraction form
    5,310.88/7,966.38 = 1,848.12/x
  3. Step 3: Cross multiply
    5,310.88x = 7,966.38 × 1,848.12
  4. Step 4: Simplify right side
    5,310.88x = 14,722,826.21
  5. Step 5: Solve for x
    x = 14,722,826.21/5,310.88
  6. Step 6: Final answer
    x = 2,772.20

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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.