Home / 4,677.68-6,456.55-2,765.27

Finding the Fourth Proportional to 4,677.68, 6,456.55 and 2,765.27

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Solution

The fourth proportional to 4,677.68, 6,456.55 and 2,765.27 is: 3,816.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.68 : 6,456.55 = 2,765.27 : x
  2. Step 2: Convert to fraction form
    4,677.68/6,456.55 = 2,765.27/x
  3. Step 3: Cross multiply
    4,677.68x = 6,456.55 × 2,765.27
  4. Step 4: Simplify right side
    4,677.68x = 17,854,113.25
  5. Step 5: Solve for x
    x = 17,854,113.25/4,677.68
  6. Step 6: Final answer
    x = 3,816.87

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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.