Home / 9,829.09-13,564.31-5,352.93

Finding the Fourth Proportional to 9,829.09, 13,564.31 and 5,352.93

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Solution

The fourth proportional to 9,829.09, 13,564.31 and 5,352.93 is: 7,387.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829.09 : 13,564.31 = 5,352.93 : x
  2. Step 2: Convert to fraction form
    9,829.09/13,564.31 = 5,352.93/x
  3. Step 3: Cross multiply
    9,829.09x = 13,564.31 × 5,352.93
  4. Step 4: Simplify right side
    9,829.09x = 72,608,801.93
  5. Step 5: Solve for x
    x = 72,608,801.93/9,829.09
  6. Step 6: Final answer
    x = 7,387.13

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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.