Home / 3,417.15-4,717.53-2,160.03

Finding the Fourth Proportional to 3,417.15, 4,717.53 and 2,160.03

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Solution

The fourth proportional to 3,417.15, 4,717.53 and 2,160.03 is: 2,982.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.15 : 4,717.53 = 2,160.03 : x
  2. Step 2: Convert to fraction form
    3,417.15/4,717.53 = 2,160.03/x
  3. Step 3: Cross multiply
    3,417.15x = 4,717.53 × 2,160.03
  4. Step 4: Simplify right side
    3,417.15x = 10,190,006.33
  5. Step 5: Solve for x
    x = 10,190,006.33/3,417.15
  6. Step 6: Final answer
    x = 2,982.02

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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.