Home / 4,243.61-5,855.98-2,355.17

Finding the Fourth Proportional to 4,243.61, 5,855.98 and 2,355.17

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Solution

The fourth proportional to 4,243.61, 5,855.98 and 2,355.17 is: 3,250.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.61 : 5,855.98 = 2,355.17 : x
  2. Step 2: Convert to fraction form
    4,243.61/5,855.98 = 2,355.17/x
  3. Step 3: Cross multiply
    4,243.61x = 5,855.98 × 2,355.17
  4. Step 4: Simplify right side
    4,243.61x = 13,791,828.42
  5. Step 5: Solve for x
    x = 13,791,828.42/4,243.61
  6. Step 6: Final answer
    x = 3,250.02

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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.