Home / 9,822.47-13,554.68-5,346.14

Finding the Fourth Proportional to 9,822.47, 13,554.68 and 5,346.14

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Solution

The fourth proportional to 9,822.47, 13,554.68 and 5,346.14 is: 7,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822.47 : 13,554.68 = 5,346.14 : x
  2. Step 2: Convert to fraction form
    9,822.47/13,554.68 = 5,346.14/x
  3. Step 3: Cross multiply
    9,822.47x = 13,554.68 × 5,346.14
  4. Step 4: Simplify right side
    9,822.47x = 72,465,122.43
  5. Step 5: Solve for x
    x = 72,465,122.43/9,822.47
  6. Step 6: Final answer
    x = 7,377.49

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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.