Home / 9,759.36-13,468.17-5,779.02

Finding the Fourth Proportional to 9,759.36, 13,468.17 and 5,779.02

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Solution

The fourth proportional to 9,759.36, 13,468.17 and 5,779.02 is: 7,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,759.36 : 13,468.17 = 5,779.02 : x
  2. Step 2: Convert to fraction form
    9,759.36/13,468.17 = 5,779.02/x
  3. Step 3: Cross multiply
    9,759.36x = 13,468.17 × 5,779.02
  4. Step 4: Simplify right side
    9,759.36x = 77,832,823.79
  5. Step 5: Solve for x
    x = 77,832,823.79/9,759.36
  6. Step 6: Final answer
    x = 7,975.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.