Home / 4,252.07-5,869.30-2,638.21

Finding the Fourth Proportional to 4,252.07, 5,869.30 and 2,638.21

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Solution

The fourth proportional to 4,252.07, 5,869.30 and 2,638.21 is: 3,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.07 : 5,869.30 = 2,638.21 : x
  2. Step 2: Convert to fraction form
    4,252.07/5,869.30 = 2,638.21/x
  3. Step 3: Cross multiply
    4,252.07x = 5,869.30 × 2,638.21
  4. Step 4: Simplify right side
    4,252.07x = 15,484,416.61
  5. Step 5: Solve for x
    x = 15,484,416.61/4,252.07
  6. Step 6: Final answer
    x = 3,641.62

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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.