Home / 2,259.26-3,117.64-1,264.37

Finding the Fourth Proportional to 2,259.26, 3,117.64 and 1,264.37

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Solution

The fourth proportional to 2,259.26, 3,117.64 and 1,264.37 is: 1,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.26 : 3,117.64 = 1,264.37 : x
  2. Step 2: Convert to fraction form
    2,259.26/3,117.64 = 1,264.37/x
  3. Step 3: Cross multiply
    2,259.26x = 3,117.64 × 1,264.37
  4. Step 4: Simplify right side
    2,259.26x = 3,941,855.12
  5. Step 5: Solve for x
    x = 3,941,855.12/2,259.26
  6. Step 6: Final answer
    x = 1,744.75

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1.5x scale

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.