Home / 4,685.11-7,030.10-3,397.21

Finding the Fourth Proportional to 4,685.11, 7,030.10 and 3,397.21

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Solution

The fourth proportional to 4,685.11, 7,030.10 and 3,397.21 is: 5,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.11 : 7,030.10 = 3,397.21 : x
  2. Step 2: Convert to fraction form
    4,685.11/7,030.10 = 3,397.21/x
  3. Step 3: Cross multiply
    4,685.11x = 7,030.10 × 3,397.21
  4. Step 4: Simplify right side
    4,685.11x = 23,882,726.02
  5. Step 5: Solve for x
    x = 23,882,726.02/4,685.11
  6. Step 6: Final answer
    x = 5,097.58

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1.5x scale

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.