Home / 2,330.04-3,508.80-1,685.28

Finding the Fourth Proportional to 2,330.04, 3,508.80 and 1,685.28

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Solution

The fourth proportional to 2,330.04, 3,508.80 and 1,685.28 is: 2,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.04 : 3,508.80 = 1,685.28 : x
  2. Step 2: Convert to fraction form
    2,330.04/3,508.80 = 1,685.28/x
  3. Step 3: Cross multiply
    2,330.04x = 3,508.80 × 1,685.28
  4. Step 4: Simplify right side
    2,330.04x = 5,913,310.46
  5. Step 5: Solve for x
    x = 5,913,310.46/2,330.04
  6. Step 6: Final answer
    x = 2,537.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.