Home / 3,360.69-4,637.55-1,868.52

Finding the Fourth Proportional to 3,360.69, 4,637.55 and 1,868.52

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Solution

The fourth proportional to 3,360.69, 4,637.55 and 1,868.52 is: 2,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.69 : 4,637.55 = 1,868.52 : x
  2. Step 2: Convert to fraction form
    3,360.69/4,637.55 = 1,868.52/x
  3. Step 3: Cross multiply
    3,360.69x = 4,637.55 × 1,868.52
  4. Step 4: Simplify right side
    3,360.69x = 8,665,354.93
  5. Step 5: Solve for x
    x = 8,665,354.93/3,360.69
  6. Step 6: Final answer
    x = 2,578.45

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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.