Home / 9,350.91-12,903.28-5,765.33

Finding the Fourth Proportional to 9,350.91, 12,903.28 and 5,765.33

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Solution

The fourth proportional to 9,350.91, 12,903.28 and 5,765.33 is: 7,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.91 : 12,903.28 = 5,765.33 : x
  2. Step 2: Convert to fraction form
    9,350.91/12,903.28 = 5,765.33/x
  3. Step 3: Cross multiply
    9,350.91x = 12,903.28 × 5,765.33
  4. Step 4: Simplify right side
    9,350.91x = 74,391,685.13
  5. Step 5: Solve for x
    x = 74,391,685.13/9,350.91
  6. Step 6: Final answer
    x = 7,955.56

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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.