Home / 9,829.11-13,564.20-5,352.91

Finding the Fourth Proportional to 9,829.11, 13,564.20 and 5,352.91

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Solution

The fourth proportional to 9,829.11, 13,564.20 and 5,352.91 is: 7,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829.11 : 13,564.20 = 5,352.91 : x
  2. Step 2: Convert to fraction form
    9,829.11/13,564.20 = 5,352.91/x
  3. Step 3: Cross multiply
    9,829.11x = 13,564.20 × 5,352.91
  4. Step 4: Simplify right side
    9,829.11x = 72,607,941.82
  5. Step 5: Solve for x
    x = 72,607,941.82/9,829.11
  6. Step 6: Final answer
    x = 7,387.03

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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.