Home / 3,498.20-4,827.56-1,926.28

Finding the Fourth Proportional to 3,498.20, 4,827.56 and 1,926.28

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Solution

The fourth proportional to 3,498.20, 4,827.56 and 1,926.28 is: 2,658.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.20 : 4,827.56 = 1,926.28 : x
  2. Step 2: Convert to fraction form
    3,498.20/4,827.56 = 1,926.28/x
  3. Step 3: Cross multiply
    3,498.20x = 4,827.56 × 1,926.28
  4. Step 4: Simplify right side
    3,498.20x = 9,299,232.28
  5. Step 5: Solve for x
    x = 9,299,232.28/3,498.20
  6. Step 6: Final answer
    x = 2,658.29

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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.