Home / 8,277.87-11,422.53-4,741.77

Finding the Fourth Proportional to 8,277.87, 11,422.53 and 4,741.77

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Solution

The fourth proportional to 8,277.87, 11,422.53 and 4,741.77 is: 6,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.87 : 11,422.53 = 4,741.77 : x
  2. Step 2: Convert to fraction form
    8,277.87/11,422.53 = 4,741.77/x
  3. Step 3: Cross multiply
    8,277.87x = 11,422.53 × 4,741.77
  4. Step 4: Simplify right side
    8,277.87x = 54,163,010.08
  5. Step 5: Solve for x
    x = 54,163,010.08/8,277.87
  6. Step 6: Final answer
    x = 6,543.11

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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.