Home / 3,017.68-4,513.56-2,686.48

Finding the Fourth Proportional to 3,017.68, 4,513.56 and 2,686.48

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Solution

The fourth proportional to 3,017.68, 4,513.56 and 2,686.48 is: 4,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.68 : 4,513.56 = 2,686.48 : x
  2. Step 2: Convert to fraction form
    3,017.68/4,513.56 = 2,686.48/x
  3. Step 3: Cross multiply
    3,017.68x = 4,513.56 × 2,686.48
  4. Step 4: Simplify right side
    3,017.68x = 12,125,588.67
  5. Step 5: Solve for x
    x = 12,125,588.67/3,017.68
  6. Step 6: Final answer
    x = 4,018.18

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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.