Home / 4,643.30-6,405.15-2,753.06

Finding the Fourth Proportional to 4,643.30, 6,405.15 and 2,753.06

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Solution

The fourth proportional to 4,643.30, 6,405.15 and 2,753.06 is: 3,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.30 : 6,405.15 = 2,753.06 : x
  2. Step 2: Convert to fraction form
    4,643.30/6,405.15 = 2,753.06/x
  3. Step 3: Cross multiply
    4,643.30x = 6,405.15 × 2,753.06
  4. Step 4: Simplify right side
    4,643.30x = 17,633,764.58
  5. Step 5: Solve for x
    x = 17,633,764.58/4,643.30
  6. Step 6: Final answer
    x = 3,797.68

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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.