Home / 5,335.59-8,003.38-1,439.99

Finding the Fourth Proportional to 5,335.59, 8,003.38 and 1,439.99

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Solution

The fourth proportional to 5,335.59, 8,003.38 and 1,439.99 is: 2,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.59 : 8,003.38 = 1,439.99 : x
  2. Step 2: Convert to fraction form
    5,335.59/8,003.38 = 1,439.99/x
  3. Step 3: Cross multiply
    5,335.59x = 8,003.38 × 1,439.99
  4. Step 4: Simplify right side
    5,335.59x = 11,524,779.97
  5. Step 5: Solve for x
    x = 11,524,779.97/5,335.59
  6. Step 6: Final answer
    x = 2,159.98

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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.