Home / 2,104.14-2,903.13-1,358.13

Finding the Fourth Proportional to 2,104.14, 2,903.13 and 1,358.13

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Solution

The fourth proportional to 2,104.14, 2,903.13 and 1,358.13 is: 1,873.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.14 : 2,903.13 = 1,358.13 : x
  2. Step 2: Convert to fraction form
    2,104.14/2,903.13 = 1,358.13/x
  3. Step 3: Cross multiply
    2,104.14x = 2,903.13 × 1,358.13
  4. Step 4: Simplify right side
    2,104.14x = 3,942,827.95
  5. Step 5: Solve for x
    x = 3,942,827.95/2,104.14
  6. Step 6: Final answer
    x = 1,873.84

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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.