Home / 5,695.26-8,561.12-5,289.45

Finding the Fourth Proportional to 5,695.26, 8,561.12 and 5,289.45

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Solution

The fourth proportional to 5,695.26, 8,561.12 and 5,289.45 is: 7,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695.26 : 8,561.12 = 5,289.45 : x
  2. Step 2: Convert to fraction form
    5,695.26/8,561.12 = 5,289.45/x
  3. Step 3: Cross multiply
    5,695.26x = 8,561.12 × 5,289.45
  4. Step 4: Simplify right side
    5,695.26x = 45,283,589.74
  5. Step 5: Solve for x
    x = 45,283,589.74/5,695.26
  6. Step 6: Final answer
    x = 7,951.10

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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.