Home / 4,643.83-6,407.51-2,755.11

Finding the Fourth Proportional to 4,643.83, 6,407.51 and 2,755.11

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Solution

The fourth proportional to 4,643.83, 6,407.51 and 2,755.11 is: 3,801.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.83 : 6,407.51 = 2,755.11 : x
  2. Step 2: Convert to fraction form
    4,643.83/6,407.51 = 2,755.11/x
  3. Step 3: Cross multiply
    4,643.83x = 6,407.51 × 2,755.11
  4. Step 4: Simplify right side
    4,643.83x = 17,653,405.13
  5. Step 5: Solve for x
    x = 17,653,405.13/4,643.83
  6. Step 6: Final answer
    x = 3,801.47

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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.