Home / 4,643.19-6,407.28-2,754.68

Finding the Fourth Proportional to 4,643.19, 6,407.28 and 2,754.68

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Solution

The fourth proportional to 4,643.19, 6,407.28 and 2,754.68 is: 3,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.19 : 6,407.28 = 2,754.68 : x
  2. Step 2: Convert to fraction form
    4,643.19/6,407.28 = 2,754.68/x
  3. Step 3: Cross multiply
    4,643.19x = 6,407.28 × 2,754.68
  4. Step 4: Simplify right side
    4,643.19x = 17,649,974.03
  5. Step 5: Solve for x
    x = 17,649,974.03/4,643.19
  6. Step 6: Final answer
    x = 3,801.26

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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.