Home / 8,699.27-13,050.80-2,777.96

Finding the Fourth Proportional to 8,699.27, 13,050.80 and 2,777.96

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Solution

The fourth proportional to 8,699.27, 13,050.80 and 2,777.96 is: 4,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.27 : 13,050.80 = 2,777.96 : x
  2. Step 2: Convert to fraction form
    8,699.27/13,050.80 = 2,777.96/x
  3. Step 3: Cross multiply
    8,699.27x = 13,050.80 × 2,777.96
  4. Step 4: Simplify right side
    8,699.27x = 36,254,645.15
  5. Step 5: Solve for x
    x = 36,254,645.15/8,699.27
  6. Step 6: Final answer
    x = 4,167.55

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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.