Home / 2,274.45-3,137.93-1,488.95

Finding the Fourth Proportional to 2,274.45, 3,137.93 and 1,488.95

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Solution

The fourth proportional to 2,274.45, 3,137.93 and 1,488.95 is: 2,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.45 : 3,137.93 = 1,488.95 : x
  2. Step 2: Convert to fraction form
    2,274.45/3,137.93 = 1,488.95/x
  3. Step 3: Cross multiply
    2,274.45x = 3,137.93 × 1,488.95
  4. Step 4: Simplify right side
    2,274.45x = 4,672,197.74
  5. Step 5: Solve for x
    x = 4,672,197.74/2,274.45
  6. Step 6: Final answer
    x = 2,054.21

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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.