Home / 4,720.30-7,107.89-3,496.39

Finding the Fourth Proportional to 4,720.30, 7,107.89 and 3,496.39

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Solution

The fourth proportional to 4,720.30, 7,107.89 and 3,496.39 is: 5,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.30 : 7,107.89 = 3,496.39 : x
  2. Step 2: Convert to fraction form
    4,720.30/7,107.89 = 3,496.39/x
  3. Step 3: Cross multiply
    4,720.30x = 7,107.89 × 3,496.39
  4. Step 4: Simplify right side
    4,720.30x = 24,851,955.52
  5. Step 5: Solve for x
    x = 24,851,955.52/4,720.30
  6. Step 6: Final answer
    x = 5,264.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.