Home / 2,277.54-3,415.23-738.18

Finding the Fourth Proportional to 2,277.54, 3,415.23 and 738.18

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Solution

The fourth proportional to 2,277.54, 3,415.23 and 738.18 is: 1,106.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.54 : 3,415.23 = 738.18 : x
  2. Step 2: Convert to fraction form
    2,277.54/3,415.23 = 738.18/x
  3. Step 3: Cross multiply
    2,277.54x = 3,415.23 × 738.18
  4. Step 4: Simplify right side
    2,277.54x = 2,521,054.48
  5. Step 5: Solve for x
    x = 2,521,054.48/2,277.54
  6. Step 6: Final answer
    x = 1,106.92

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1.5x scale

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.