Home / 1,856.07-2,781.63-1,034.10

Finding the Fourth Proportional to 1,856.07, 2,781.63 and 1,034.10

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Solution

The fourth proportional to 1,856.07, 2,781.63 and 1,034.10 is: 1,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856.07 : 2,781.63 = 1,034.10 : x
  2. Step 2: Convert to fraction form
    1,856.07/2,781.63 = 1,034.10/x
  3. Step 3: Cross multiply
    1,856.07x = 2,781.63 × 1,034.10
  4. Step 4: Simplify right side
    1,856.07x = 2,876,483.58
  5. Step 5: Solve for x
    x = 2,876,483.58/1,856.07
  6. Step 6: Final answer
    x = 1,549.77

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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.