Home / 1,954.49-2,697.20-1,070.29

Finding the Fourth Proportional to 1,954.49, 2,697.20 and 1,070.29

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Solution

The fourth proportional to 1,954.49, 2,697.20 and 1,070.29 is: 1,477.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.49 : 2,697.20 = 1,070.29 : x
  2. Step 2: Convert to fraction form
    1,954.49/2,697.20 = 1,070.29/x
  3. Step 3: Cross multiply
    1,954.49x = 2,697.20 × 1,070.29
  4. Step 4: Simplify right side
    1,954.49x = 2,886,778.11
  5. Step 5: Solve for x
    x = 2,886,778.11/1,954.49
  6. Step 6: Final answer
    x = 1,477.00

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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.