Home / 3,036.91-4,555.38-2,113.51

Finding the Fourth Proportional to 3,036.91, 4,555.38 and 2,113.51

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Solution

The fourth proportional to 3,036.91, 4,555.38 and 2,113.51 is: 3,170.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.91 : 4,555.38 = 2,113.51 : x
  2. Step 2: Convert to fraction form
    3,036.91/4,555.38 = 2,113.51/x
  3. Step 3: Cross multiply
    3,036.91x = 4,555.38 × 2,113.51
  4. Step 4: Simplify right side
    3,036.91x = 9,627,841.18
  5. Step 5: Solve for x
    x = 9,627,841.18/3,036.91
  6. Step 6: Final answer
    x = 3,170.28

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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.