Home / 6,319.26-8,715.33-4,744.62

Finding the Fourth Proportional to 6,319.26, 8,715.33 and 4,744.62

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Solution

The fourth proportional to 6,319.26, 8,715.33 and 4,744.62 is: 6,543.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.26 : 8,715.33 = 4,744.62 : x
  2. Step 2: Convert to fraction form
    6,319.26/8,715.33 = 4,744.62/x
  3. Step 3: Cross multiply
    6,319.26x = 8,715.33 × 4,744.62
  4. Step 4: Simplify right side
    6,319.26x = 41,350,929.02
  5. Step 5: Solve for x
    x = 41,350,929.02/6,319.26
  6. Step 6: Final answer
    x = 6,543.63

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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.