Home / 2,859.18-4,284.90-1,297.24

Finding the Fourth Proportional to 2,859.18, 4,284.90 and 1,297.24

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Solution

The fourth proportional to 2,859.18, 4,284.90 and 1,297.24 is: 1,944.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859.18 : 4,284.90 = 1,297.24 : x
  2. Step 2: Convert to fraction form
    2,859.18/4,284.90 = 1,297.24/x
  3. Step 3: Cross multiply
    2,859.18x = 4,284.90 × 1,297.24
  4. Step 4: Simplify right side
    2,859.18x = 5,558,543.68
  5. Step 5: Solve for x
    x = 5,558,543.68/2,859.18
  6. Step 6: Final answer
    x = 1,944.11

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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.