Home / 9,038.52-13,584.02-5,979.96

Finding the Fourth Proportional to 9,038.52, 13,584.02 and 5,979.96

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Solution

The fourth proportional to 9,038.52, 13,584.02 and 5,979.96 is: 8,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.52 : 13,584.02 = 5,979.96 : x
  2. Step 2: Convert to fraction form
    9,038.52/13,584.02 = 5,979.96/x
  3. Step 3: Cross multiply
    9,038.52x = 13,584.02 × 5,979.96
  4. Step 4: Simplify right side
    9,038.52x = 81,231,896.24
  5. Step 5: Solve for x
    x = 81,231,896.24/9,038.52
  6. Step 6: Final answer
    x = 8,987.30

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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.