Home / 5,151.20-7,708.31-4,460.23

Finding the Fourth Proportional to 5,151.20, 7,708.31 and 4,460.23

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Solution

The fourth proportional to 5,151.20, 7,708.31 and 4,460.23 is: 6,674.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.20 : 7,708.31 = 4,460.23 : x
  2. Step 2: Convert to fraction form
    5,151.20/7,708.31 = 4,460.23/x
  3. Step 3: Cross multiply
    5,151.20x = 7,708.31 × 4,460.23
  4. Step 4: Simplify right side
    5,151.20x = 34,380,774.67
  5. Step 5: Solve for x
    x = 34,380,774.67/5,151.20
  6. Step 6: Final answer
    x = 6,674.32

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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.