Home / 9,579.47-13,214.25-5,750.12

Finding the Fourth Proportional to 9,579.47, 13,214.25 and 5,750.12

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Solution

The fourth proportional to 9,579.47, 13,214.25 and 5,750.12 is: 7,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.47 : 13,214.25 = 5,750.12 : x
  2. Step 2: Convert to fraction form
    9,579.47/13,214.25 = 5,750.12/x
  3. Step 3: Cross multiply
    9,579.47x = 13,214.25 × 5,750.12
  4. Step 4: Simplify right side
    9,579.47x = 75,983,556.25
  5. Step 5: Solve for x
    x = 75,983,556.25/9,579.47
  6. Step 6: Final answer
    x = 7,931.92

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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.