Home / 3,187.42-4,776.48-2,264.77

Finding the Fourth Proportional to 3,187.42, 4,776.48 and 2,264.77

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Solution

The fourth proportional to 3,187.42, 4,776.48 and 2,264.77 is: 3,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.42 : 4,776.48 = 2,264.77 : x
  2. Step 2: Convert to fraction form
    3,187.42/4,776.48 = 2,264.77/x
  3. Step 3: Cross multiply
    3,187.42x = 4,776.48 × 2,264.77
  4. Step 4: Simplify right side
    3,187.42x = 10,817,628.61
  5. Step 5: Solve for x
    x = 10,817,628.61/3,187.42
  6. Step 6: Final answer
    x = 3,393.85

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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.