Home / 1,856.91-2,562.53-1,070.96

Finding the Fourth Proportional to 1,856.91, 2,562.53 and 1,070.96

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Solution

The fourth proportional to 1,856.91, 2,562.53 and 1,070.96 is: 1,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856.91 : 2,562.53 = 1,070.96 : x
  2. Step 2: Convert to fraction form
    1,856.91/2,562.53 = 1,070.96/x
  3. Step 3: Cross multiply
    1,856.91x = 2,562.53 × 1,070.96
  4. Step 4: Simplify right side
    1,856.91x = 2,744,348.96
  5. Step 5: Solve for x
    x = 2,744,348.96/1,856.91
  6. Step 6: Final answer
    x = 1,477.91

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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.