Home / 7,559.28-10,418.25-6,147.64

Finding the Fourth Proportional to 7,559.28, 10,418.25 and 6,147.64

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Solution

The fourth proportional to 7,559.28, 10,418.25 and 6,147.64 is: 8,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.28 : 10,418.25 = 6,147.64 : x
  2. Step 2: Convert to fraction form
    7,559.28/10,418.25 = 6,147.64/x
  3. Step 3: Cross multiply
    7,559.28x = 10,418.25 × 6,147.64
  4. Step 4: Simplify right side
    7,559.28x = 64,047,567.60
  5. Step 5: Solve for x
    x = 64,047,567.60/7,559.28
  6. Step 6: Final answer
    x = 8,472.71

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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.