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Finding the Fourth Proportional to 5,777.59, 8,661.14 and 3,001.01

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Solution

The fourth proportional to 5,777.59, 8,661.14 and 3,001.01 is: 4,498.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.59 : 8,661.14 = 3,001.01 : x
  2. Step 2: Convert to fraction form
    5,777.59/8,661.14 = 3,001.01/x
  3. Step 3: Cross multiply
    5,777.59x = 8,661.14 × 3,001.01
  4. Step 4: Simplify right side
    5,777.59x = 25,992,152.75
  5. Step 5: Solve for x
    x = 25,992,152.75/5,777.59
  6. Step 6: Final answer
    x = 4,498.79

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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.