Home / 8,950.28-12,357.36-5,597.84

Finding the Fourth Proportional to 8,950.28, 12,357.36 and 5,597.84

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Solution

The fourth proportional to 8,950.28, 12,357.36 and 5,597.84 is: 7,728.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.28 : 12,357.36 = 5,597.84 : x
  2. Step 2: Convert to fraction form
    8,950.28/12,357.36 = 5,597.84/x
  3. Step 3: Cross multiply
    8,950.28x = 12,357.36 × 5,597.84
  4. Step 4: Simplify right side
    8,950.28x = 69,174,524.10
  5. Step 5: Solve for x
    x = 69,174,524.10/8,950.28
  6. Step 6: Final answer
    x = 7,728.76

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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.