Home / 2,341.13-3,511.28-860.27

Finding the Fourth Proportional to 2,341.13, 3,511.28 and 860.27

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Solution

The fourth proportional to 2,341.13, 3,511.28 and 860.27 is: 1,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.13 : 3,511.28 = 860.27 : x
  2. Step 2: Convert to fraction form
    2,341.13/3,511.28 = 860.27/x
  3. Step 3: Cross multiply
    2,341.13x = 3,511.28 × 860.27
  4. Step 4: Simplify right side
    2,341.13x = 3,020,633.44
  5. Step 5: Solve for x
    x = 3,020,633.44/2,341.13
  6. Step 6: Final answer
    x = 1,290.25

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1.5x scale

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.