Home / 1,973.50-2,715.30-1,924.90

Finding the Fourth Proportional to 1,973.50, 2,715.30 and 1,924.90

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Solution

The fourth proportional to 1,973.50, 2,715.30 and 1,924.90 is: 2,648.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.50 : 2,715.30 = 1,924.90 : x
  2. Step 2: Convert to fraction form
    1,973.50/2,715.30 = 1,924.90/x
  3. Step 3: Cross multiply
    1,973.50x = 2,715.30 × 1,924.90
  4. Step 4: Simplify right side
    1,973.50x = 5,226,680.97
  5. Step 5: Solve for x
    x = 5,226,680.97/1,973.50
  6. Step 6: Final answer
    x = 2,648.43

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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.