Home / 5,284.20-7,295.76-4,722.87

Finding the Fourth Proportional to 5,284.20, 7,295.76 and 4,722.87

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Solution

The fourth proportional to 5,284.20, 7,295.76 and 4,722.87 is: 6,520.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.20 : 7,295.76 = 4,722.87 : x
  2. Step 2: Convert to fraction form
    5,284.20/7,295.76 = 4,722.87/x
  3. Step 3: Cross multiply
    5,284.20x = 7,295.76 × 4,722.87
  4. Step 4: Simplify right side
    5,284.20x = 34,456,926.03
  5. Step 5: Solve for x
    x = 34,456,926.03/5,284.20
  6. Step 6: Final answer
    x = 6,520.75

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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.