Home / 1,948.46-2,686.28-1,501.04

Finding the Fourth Proportional to 1,948.46, 2,686.28 and 1,501.04

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Solution

The fourth proportional to 1,948.46, 2,686.28 and 1,501.04 is: 2,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948.46 : 2,686.28 = 1,501.04 : x
  2. Step 2: Convert to fraction form
    1,948.46/2,686.28 = 1,501.04/x
  3. Step 3: Cross multiply
    1,948.46x = 2,686.28 × 1,501.04
  4. Step 4: Simplify right side
    1,948.46x = 4,032,192.79
  5. Step 5: Solve for x
    x = 4,032,192.79/1,948.46
  6. Step 6: Final answer
    x = 2,069.43

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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.