Home / 6,970.14-10,449.63-3,636.72

Finding the Fourth Proportional to 6,970.14, 10,449.63 and 3,636.72

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Solution

The fourth proportional to 6,970.14, 10,449.63 and 3,636.72 is: 5,452.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.14 : 10,449.63 = 3,636.72 : x
  2. Step 2: Convert to fraction form
    6,970.14/10,449.63 = 3,636.72/x
  3. Step 3: Cross multiply
    6,970.14x = 10,449.63 × 3,636.72
  4. Step 4: Simplify right side
    6,970.14x = 38,002,326.17
  5. Step 5: Solve for x
    x = 38,002,326.17/6,970.14
  6. Step 6: Final answer
    x = 5,452.16

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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.