Home / 1,465.36-2,192.57-849.35

Finding the Fourth Proportional to 1,465.36, 2,192.57 and 849.35

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Solution

The fourth proportional to 1,465.36, 2,192.57 and 849.35 is: 1,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.36 : 2,192.57 = 849.35 : x
  2. Step 2: Convert to fraction form
    1,465.36/2,192.57 = 849.35/x
  3. Step 3: Cross multiply
    1,465.36x = 2,192.57 × 849.35
  4. Step 4: Simplify right side
    1,465.36x = 1,862,263.75
  5. Step 5: Solve for x
    x = 1,862,263.75/1,465.36
  6. Step 6: Final answer
    x = 1,270.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.