Home / 3,718.48-5,578.66-2,624.98

Finding the Fourth Proportional to 3,718.48, 5,578.66 and 2,624.98

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Solution

The fourth proportional to 3,718.48, 5,578.66 and 2,624.98 is: 3,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.48 : 5,578.66 = 2,624.98 : x
  2. Step 2: Convert to fraction form
    3,718.48/5,578.66 = 2,624.98/x
  3. Step 3: Cross multiply
    3,718.48x = 5,578.66 × 2,624.98
  4. Step 4: Simplify right side
    3,718.48x = 14,643,870.93
  5. Step 5: Solve for x
    x = 14,643,870.93/3,718.48
  6. Step 6: Final answer
    x = 3,938.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.