Home / 2,298.84-3,447.06-1,128.33

Finding the Fourth Proportional to 2,298.84, 3,447.06 and 1,128.33

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Solution

The fourth proportional to 2,298.84, 3,447.06 and 1,128.33 is: 1,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.84 : 3,447.06 = 1,128.33 : x
  2. Step 2: Convert to fraction form
    2,298.84/3,447.06 = 1,128.33/x
  3. Step 3: Cross multiply
    2,298.84x = 3,447.06 × 1,128.33
  4. Step 4: Simplify right side
    2,298.84x = 3,889,421.21
  5. Step 5: Solve for x
    x = 3,889,421.21/2,298.84
  6. Step 6: Final answer
    x = 1,691.91

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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.