Home / 4,877.88-6,726.86-3,386.04

Finding the Fourth Proportional to 4,877.88, 6,726.86 and 3,386.04

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Solution

The fourth proportional to 4,877.88, 6,726.86 and 3,386.04 is: 4,669.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.88 : 6,726.86 = 3,386.04 : x
  2. Step 2: Convert to fraction form
    4,877.88/6,726.86 = 3,386.04/x
  3. Step 3: Cross multiply
    4,877.88x = 6,726.86 × 3,386.04
  4. Step 4: Simplify right side
    4,877.88x = 22,777,417.03
  5. Step 5: Solve for x
    x = 22,777,417.03/4,877.88
  6. Step 6: Final answer
    x = 4,669.53

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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.