Home / 5,775.60-8,663.40-2,077.95

Finding the Fourth Proportional to 5,775.60, 8,663.40 and 2,077.95

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Solution

The fourth proportional to 5,775.60, 8,663.40 and 2,077.95 is: 3,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.60 : 8,663.40 = 2,077.95 : x
  2. Step 2: Convert to fraction form
    5,775.60/8,663.40 = 2,077.95/x
  3. Step 3: Cross multiply
    5,775.60x = 8,663.40 × 2,077.95
  4. Step 4: Simplify right side
    5,775.60x = 18,002,112.03
  5. Step 5: Solve for x
    x = 18,002,112.03/5,775.60
  6. Step 6: Final answer
    x = 3,116.93

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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.