Home / 3,695.10-5,098.95-2,122.89

Finding the Fourth Proportional to 3,695.10, 5,098.95 and 2,122.89

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Solution

The fourth proportional to 3,695.10, 5,098.95 and 2,122.89 is: 2,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.10 : 5,098.95 = 2,122.89 : x
  2. Step 2: Convert to fraction form
    3,695.10/5,098.95 = 2,122.89/x
  3. Step 3: Cross multiply
    3,695.10x = 5,098.95 × 2,122.89
  4. Step 4: Simplify right side
    3,695.10x = 10,824,509.97
  5. Step 5: Solve for x
    x = 10,824,509.97/3,695.10
  6. Step 6: Final answer
    x = 2,929.42

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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.