Home / 2,193.04-3,291.16-1,316

Finding the Fourth Proportional to 2,193.04, 3,291.16 and 1,316

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Solution

The fourth proportional to 2,193.04, 3,291.16 and 1,316 is: 1,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.04 : 3,291.16 = 1,316 : x
  2. Step 2: Convert to fraction form
    2,193.04/3,291.16 = 1,316/x
  3. Step 3: Cross multiply
    2,193.04x = 3,291.16 × 1,316
  4. Step 4: Simplify right side
    2,193.04x = 4,331,166.56
  5. Step 5: Solve for x
    x = 4,331,166.56/2,193.04
  6. Step 6: Final answer
    x = 1,974.96

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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.