Home / 4,146.19-5,721.74-2,574.28

Finding the Fourth Proportional to 4,146.19, 5,721.74 and 2,574.28

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Solution

The fourth proportional to 4,146.19, 5,721.74 and 2,574.28 is: 3,552.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.19 : 5,721.74 = 2,574.28 : x
  2. Step 2: Convert to fraction form
    4,146.19/5,721.74 = 2,574.28/x
  3. Step 3: Cross multiply
    4,146.19x = 5,721.74 × 2,574.28
  4. Step 4: Simplify right side
    4,146.19x = 14,729,364.78
  5. Step 5: Solve for x
    x = 14,729,364.78/4,146.19
  6. Step 6: Final answer
    x = 3,552.51

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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.