Home / 5,549.07-7,657.77-3,031.11

Finding the Fourth Proportional to 5,549.07, 7,657.77 and 3,031.11

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Solution

The fourth proportional to 5,549.07, 7,657.77 and 3,031.11 is: 4,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.07 : 7,657.77 = 3,031.11 : x
  2. Step 2: Convert to fraction form
    5,549.07/7,657.77 = 3,031.11/x
  3. Step 3: Cross multiply
    5,549.07x = 7,657.77 × 3,031.11
  4. Step 4: Simplify right side
    5,549.07x = 23,211,543.22
  5. Step 5: Solve for x
    x = 23,211,543.22/5,549.07
  6. Step 6: Final answer
    x = 4,182.96

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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.