Home / 6,726.39-10,089.53-2,779.77

Finding the Fourth Proportional to 6,726.39, 10,089.53 and 2,779.77

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Solution

The fourth proportional to 6,726.39, 10,089.53 and 2,779.77 is: 4,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726.39 : 10,089.53 = 2,779.77 : x
  2. Step 2: Convert to fraction form
    6,726.39/10,089.53 = 2,779.77/x
  3. Step 3: Cross multiply
    6,726.39x = 10,089.53 × 2,779.77
  4. Step 4: Simplify right side
    6,726.39x = 28,046,550.42
  5. Step 5: Solve for x
    x = 28,046,550.42/6,726.39
  6. Step 6: Final answer
    x = 4,169.63

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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.