Home / 3,116.47-4,301.03-2,329.15

Finding the Fourth Proportional to 3,116.47, 4,301.03 and 2,329.15

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Solution

The fourth proportional to 3,116.47, 4,301.03 and 2,329.15 is: 3,214.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.47 : 4,301.03 = 2,329.15 : x
  2. Step 2: Convert to fraction form
    3,116.47/4,301.03 = 2,329.15/x
  3. Step 3: Cross multiply
    3,116.47x = 4,301.03 × 2,329.15
  4. Step 4: Simplify right side
    3,116.47x = 10,017,710.87
  5. Step 5: Solve for x
    x = 10,017,710.87/3,116.47
  6. Step 6: Final answer
    x = 3,214.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.