Home / 2,277.80-3,411.22-1,300.94

Finding the Fourth Proportional to 2,277.80, 3,411.22 and 1,300.94

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Solution

The fourth proportional to 2,277.80, 3,411.22 and 1,300.94 is: 1,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.80 : 3,411.22 = 1,300.94 : x
  2. Step 2: Convert to fraction form
    2,277.80/3,411.22 = 1,300.94/x
  3. Step 3: Cross multiply
    2,277.80x = 3,411.22 × 1,300.94
  4. Step 4: Simplify right side
    2,277.80x = 4,437,792.55
  5. Step 5: Solve for x
    x = 4,437,792.55/2,277.80
  6. Step 6: Final answer
    x = 1,948.28

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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.