Home / 2,859.44-4,288.64-1,010.12

Finding the Fourth Proportional to 2,859.44, 4,288.64 and 1,010.12

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Solution

The fourth proportional to 2,859.44, 4,288.64 and 1,010.12 is: 1,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859.44 : 4,288.64 = 1,010.12 : x
  2. Step 2: Convert to fraction form
    2,859.44/4,288.64 = 1,010.12/x
  3. Step 3: Cross multiply
    2,859.44x = 4,288.64 × 1,010.12
  4. Step 4: Simplify right side
    2,859.44x = 4,332,041.04
  5. Step 5: Solve for x
    x = 4,332,041.04/2,859.44
  6. Step 6: Final answer
    x = 1,515.00

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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.