Home / 7,574.28-11,357.63-4,798.85

Finding the Fourth Proportional to 7,574.28, 11,357.63 and 4,798.85

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Solution

The fourth proportional to 7,574.28, 11,357.63 and 4,798.85 is: 7,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.28 : 11,357.63 = 4,798.85 : x
  2. Step 2: Convert to fraction form
    7,574.28/11,357.63 = 4,798.85/x
  3. Step 3: Cross multiply
    7,574.28x = 11,357.63 × 4,798.85
  4. Step 4: Simplify right side
    7,574.28x = 54,503,526.93
  5. Step 5: Solve for x
    x = 54,503,526.93/7,574.28
  6. Step 6: Final answer
    x = 7,195.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.