Home / 4,719.80-7,107.14-3,495.88

Finding the Fourth Proportional to 4,719.80, 7,107.14 and 3,495.88

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Solution

The fourth proportional to 4,719.80, 7,107.14 and 3,495.88 is: 5,264.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.80 : 7,107.14 = 3,495.88 : x
  2. Step 2: Convert to fraction form
    4,719.80/7,107.14 = 3,495.88/x
  3. Step 3: Cross multiply
    4,719.80x = 7,107.14 × 3,495.88
  4. Step 4: Simplify right side
    4,719.80x = 24,845,708.58
  5. Step 5: Solve for x
    x = 24,845,708.58/4,719.80
  6. Step 6: Final answer
    x = 5,264.14

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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.