Home / 4,434.75-6,643.35-2,680.20

Finding the Fourth Proportional to 4,434.75, 6,643.35 and 2,680.20

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Solution

The fourth proportional to 4,434.75, 6,643.35 and 2,680.20 is: 4,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.75 : 6,643.35 = 2,680.20 : x
  2. Step 2: Convert to fraction form
    4,434.75/6,643.35 = 2,680.20/x
  3. Step 3: Cross multiply
    4,434.75x = 6,643.35 × 2,680.20
  4. Step 4: Simplify right side
    4,434.75x = 17,805,506.67
  5. Step 5: Solve for x
    x = 17,805,506.67/4,434.75
  6. Step 6: Final answer
    x = 4,015.00

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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.