Home / 1,651.28-2,274.91-1,153.04

Finding the Fourth Proportional to 1,651.28, 2,274.91 and 1,153.04

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Solution

The fourth proportional to 1,651.28, 2,274.91 and 1,153.04 is: 1,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.28 : 2,274.91 = 1,153.04 : x
  2. Step 2: Convert to fraction form
    1,651.28/2,274.91 = 1,153.04/x
  3. Step 3: Cross multiply
    1,651.28x = 2,274.91 × 1,153.04
  4. Step 4: Simplify right side
    1,651.28x = 2,623,062.23
  5. Step 5: Solve for x
    x = 2,623,062.23/1,651.28
  6. Step 6: Final answer
    x = 1,588.50

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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.