Home / 2,294.42-3,433.41-1,987.32

Finding the Fourth Proportional to 2,294.42, 3,433.41 and 1,987.32

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Solution

The fourth proportional to 2,294.42, 3,433.41 and 1,987.32 is: 2,973.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.42 : 3,433.41 = 1,987.32 : x
  2. Step 2: Convert to fraction form
    2,294.42/3,433.41 = 1,987.32/x
  3. Step 3: Cross multiply
    2,294.42x = 3,433.41 × 1,987.32
  4. Step 4: Simplify right side
    2,294.42x = 6,823,284.36
  5. Step 5: Solve for x
    x = 6,823,284.36/2,294.42
  6. Step 6: Final answer
    x = 2,973.87

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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.