Home / 2,929.65-4,387.50-1,694.46

Finding the Fourth Proportional to 2,929.65, 4,387.50 and 1,694.46

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Solution

The fourth proportional to 2,929.65, 4,387.50 and 1,694.46 is: 2,537.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.65 : 4,387.50 = 1,694.46 : x
  2. Step 2: Convert to fraction form
    2,929.65/4,387.50 = 1,694.46/x
  3. Step 3: Cross multiply
    2,929.65x = 4,387.50 × 1,694.46
  4. Step 4: Simplify right side
    2,929.65x = 7,434,443.25
  5. Step 5: Solve for x
    x = 7,434,443.25/2,929.65
  6. Step 6: Final answer
    x = 2,537.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.