Home / 3,017.96-4,161.63-2,387.48

Finding the Fourth Proportional to 3,017.96, 4,161.63 and 2,387.48

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Solution

The fourth proportional to 3,017.96, 4,161.63 and 2,387.48 is: 3,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.96 : 4,161.63 = 2,387.48 : x
  2. Step 2: Convert to fraction form
    3,017.96/4,161.63 = 2,387.48/x
  3. Step 3: Cross multiply
    3,017.96x = 4,161.63 × 2,387.48
  4. Step 4: Simplify right side
    3,017.96x = 9,935,808.39
  5. Step 5: Solve for x
    x = 9,935,808.39/3,017.96
  6. Step 6: Final answer
    x = 3,292.23

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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.