Home / 5,498.20-8,248.38-1,800.64

Finding the Fourth Proportional to 5,498.20, 8,248.38 and 1,800.64

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Solution

The fourth proportional to 5,498.20, 8,248.38 and 1,800.64 is: 2,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.20 : 8,248.38 = 1,800.64 : x
  2. Step 2: Convert to fraction form
    5,498.20/8,248.38 = 1,800.64/x
  3. Step 3: Cross multiply
    5,498.20x = 8,248.38 × 1,800.64
  4. Step 4: Simplify right side
    5,498.20x = 14,852,362.96
  5. Step 5: Solve for x
    x = 14,852,362.96/5,498.20
  6. Step 6: Final answer
    x = 2,701.31

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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.