Home / 1,937.77-2,904.75-1,242.46

Finding the Fourth Proportional to 1,937.77, 2,904.75 and 1,242.46

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Solution

The fourth proportional to 1,937.77, 2,904.75 and 1,242.46 is: 1,862.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.77 : 2,904.75 = 1,242.46 : x
  2. Step 2: Convert to fraction form
    1,937.77/2,904.75 = 1,242.46/x
  3. Step 3: Cross multiply
    1,937.77x = 2,904.75 × 1,242.46
  4. Step 4: Simplify right side
    1,937.77x = 3,609,035.69
  5. Step 5: Solve for x
    x = 3,609,035.69/1,937.77
  6. Step 6: Final answer
    x = 1,862.47

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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.