Home / 2,283.77-3,151.58-1,235.84

Finding the Fourth Proportional to 2,283.77, 3,151.58 and 1,235.84

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Solution

The fourth proportional to 2,283.77, 3,151.58 and 1,235.84 is: 1,705.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.77 : 3,151.58 = 1,235.84 : x
  2. Step 2: Convert to fraction form
    2,283.77/3,151.58 = 1,235.84/x
  3. Step 3: Cross multiply
    2,283.77x = 3,151.58 × 1,235.84
  4. Step 4: Simplify right side
    2,283.77x = 3,894,826.69
  5. Step 5: Solve for x
    x = 3,894,826.69/2,283.77
  6. Step 6: Final answer
    x = 1,705.44

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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.