Home / 9,542.75-13,169.84-5,564.25

Finding the Fourth Proportional to 9,542.75, 13,169.84 and 5,564.25

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Solution

The fourth proportional to 9,542.75, 13,169.84 and 5,564.25 is: 7,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542.75 : 13,169.84 = 5,564.25 : x
  2. Step 2: Convert to fraction form
    9,542.75/13,169.84 = 5,564.25/x
  3. Step 3: Cross multiply
    9,542.75x = 13,169.84 × 5,564.25
  4. Step 4: Simplify right side
    9,542.75x = 73,280,254.40
  5. Step 5: Solve for x
    x = 73,280,254.40/9,542.75
  6. Step 6: Final answer
    x = 7,679.16

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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.