Home / 2,914.11-4,368.74-1,355.23

Finding the Fourth Proportional to 2,914.11, 4,368.74 and 1,355.23

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Solution

The fourth proportional to 2,914.11, 4,368.74 and 1,355.23 is: 2,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.11 : 4,368.74 = 1,355.23 : x
  2. Step 2: Convert to fraction form
    2,914.11/4,368.74 = 1,355.23/x
  3. Step 3: Cross multiply
    2,914.11x = 4,368.74 × 1,355.23
  4. Step 4: Simplify right side
    2,914.11x = 5,920,646.19
  5. Step 5: Solve for x
    x = 5,920,646.19/2,914.11
  6. Step 6: Final answer
    x = 2,031.72

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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.