Home / 5,549.13-7,657.77-3,031.25

Finding the Fourth Proportional to 5,549.13, 7,657.77 and 3,031.25

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Solution

The fourth proportional to 5,549.13, 7,657.77 and 3,031.25 is: 4,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.13 : 7,657.77 = 3,031.25 : x
  2. Step 2: Convert to fraction form
    5,549.13/7,657.77 = 3,031.25/x
  3. Step 3: Cross multiply
    5,549.13x = 7,657.77 × 3,031.25
  4. Step 4: Simplify right side
    5,549.13x = 23,212,577.02
  5. Step 5: Solve for x
    x = 23,212,577.02/5,549.13
  6. Step 6: Final answer
    x = 4,183.10

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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.