Home / 1,486.06-2,225.64-1,175.86

Finding the Fourth Proportional to 1,486.06, 2,225.64 and 1,175.86

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Solution

The fourth proportional to 1,486.06, 2,225.64 and 1,175.86 is: 1,761.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.06 : 2,225.64 = 1,175.86 : x
  2. Step 2: Convert to fraction form
    1,486.06/2,225.64 = 1,175.86/x
  3. Step 3: Cross multiply
    1,486.06x = 2,225.64 × 1,175.86
  4. Step 4: Simplify right side
    1,486.06x = 2,617,041.05
  5. Step 5: Solve for x
    x = 2,617,041.05/1,486.06
  6. Step 6: Final answer
    x = 1,761.06

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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.