Home / 2,276.84-3,130.68-1,944.68

Finding the Fourth Proportional to 2,276.84, 3,130.68 and 1,944.68

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Solution

The fourth proportional to 2,276.84, 3,130.68 and 1,944.68 is: 2,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.84 : 3,130.68 = 1,944.68 : x
  2. Step 2: Convert to fraction form
    2,276.84/3,130.68 = 1,944.68/x
  3. Step 3: Cross multiply
    2,276.84x = 3,130.68 × 1,944.68
  4. Step 4: Simplify right side
    2,276.84x = 6,088,162.42
  5. Step 5: Solve for x
    x = 6,088,162.42/2,276.84
  6. Step 6: Final answer
    x = 2,673.95

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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.