Home / 1,954.43-2,697.15-1,070.26

Finding the Fourth Proportional to 1,954.43, 2,697.15 and 1,070.26

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Solution

The fourth proportional to 1,954.43, 2,697.15 and 1,070.26 is: 1,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.43 : 2,697.15 = 1,070.26 : x
  2. Step 2: Convert to fraction form
    1,954.43/2,697.15 = 1,070.26/x
  3. Step 3: Cross multiply
    1,954.43x = 2,697.15 × 1,070.26
  4. Step 4: Simplify right side
    1,954.43x = 2,886,658.18
  5. Step 5: Solve for x
    x = 2,886,658.18/1,954.43
  6. Step 6: Final answer
    x = 1,476.98

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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.