Home / 9,801.09-13,525.12-5,324.74

Finding the Fourth Proportional to 9,801.09, 13,525.12 and 5,324.74

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Solution

The fourth proportional to 9,801.09, 13,525.12 and 5,324.74 is: 7,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801.09 : 13,525.12 = 5,324.74 : x
  2. Step 2: Convert to fraction form
    9,801.09/13,525.12 = 5,324.74/x
  3. Step 3: Cross multiply
    9,801.09x = 13,525.12 × 5,324.74
  4. Step 4: Simplify right side
    9,801.09x = 72,017,747.47
  5. Step 5: Solve for x
    x = 72,017,747.47/9,801.09
  6. Step 6: Final answer
    x = 7,347.93

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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.