Home / 4,822.78-6,655.52-2,726.90

Finding the Fourth Proportional to 4,822.78, 6,655.52 and 2,726.90

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Solution

The fourth proportional to 4,822.78, 6,655.52 and 2,726.90 is: 3,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.78 : 6,655.52 = 2,726.90 : x
  2. Step 2: Convert to fraction form
    4,822.78/6,655.52 = 2,726.90/x
  3. Step 3: Cross multiply
    4,822.78x = 6,655.52 × 2,726.90
  4. Step 4: Simplify right side
    4,822.78x = 18,148,937.49
  5. Step 5: Solve for x
    x = 18,148,937.49/4,822.78
  6. Step 6: Final answer
    x = 3,763.17

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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.