Home / 9,542.47-13,168.31-5,563.75

Finding the Fourth Proportional to 9,542.47, 13,168.31 and 5,563.75

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Solution

The fourth proportional to 9,542.47, 13,168.31 and 5,563.75 is: 7,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542.47 : 13,168.31 = 5,563.75 : x
  2. Step 2: Convert to fraction form
    9,542.47/13,168.31 = 5,563.75/x
  3. Step 3: Cross multiply
    9,542.47x = 13,168.31 × 5,563.75
  4. Step 4: Simplify right side
    9,542.47x = 73,265,184.76
  5. Step 5: Solve for x
    x = 73,265,184.76/9,542.47
  6. Step 6: Final answer
    x = 7,677.80

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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.