Home / 2,264.22-3,124.67-1,320.07

Finding the Fourth Proportional to 2,264.22, 3,124.67 and 1,320.07

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Solution

The fourth proportional to 2,264.22, 3,124.67 and 1,320.07 is: 1,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.22 : 3,124.67 = 1,320.07 : x
  2. Step 2: Convert to fraction form
    2,264.22/3,124.67 = 1,320.07/x
  3. Step 3: Cross multiply
    2,264.22x = 3,124.67 × 1,320.07
  4. Step 4: Simplify right side
    2,264.22x = 4,124,783.13
  5. Step 5: Solve for x
    x = 4,124,783.13/2,264.22
  6. Step 6: Final answer
    x = 1,821.72

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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.