Home / 2,293.21-3,434.65-1,401.30

Finding the Fourth Proportional to 2,293.21, 3,434.65 and 1,401.30

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Solution

The fourth proportional to 2,293.21, 3,434.65 and 1,401.30 is: 2,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.21 : 3,434.65 = 1,401.30 : x
  2. Step 2: Convert to fraction form
    2,293.21/3,434.65 = 1,401.30/x
  3. Step 3: Cross multiply
    2,293.21x = 3,434.65 × 1,401.30
  4. Step 4: Simplify right side
    2,293.21x = 4,812,979.42
  5. Step 5: Solve for x
    x = 4,812,979.42/2,293.21
  6. Step 6: Final answer
    x = 2,098.79

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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.