Home / 7,577.16-10,456.26-4,219.97

Finding the Fourth Proportional to 7,577.16, 10,456.26 and 4,219.97

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Solution

The fourth proportional to 7,577.16, 10,456.26 and 4,219.97 is: 5,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.16 : 10,456.26 = 4,219.97 : x
  2. Step 2: Convert to fraction form
    7,577.16/10,456.26 = 4,219.97/x
  3. Step 3: Cross multiply
    7,577.16x = 10,456.26 × 4,219.97
  4. Step 4: Simplify right side
    7,577.16x = 44,125,129.65
  5. Step 5: Solve for x
    x = 44,125,129.65/7,577.16
  6. Step 6: Final answer
    x = 5,823.44

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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.