Home / 5,461.11-7,536.31-2,977.11

Finding the Fourth Proportional to 5,461.11, 7,536.31 and 2,977.11

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Solution

The fourth proportional to 5,461.11, 7,536.31 and 2,977.11 is: 4,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.11 : 7,536.31 = 2,977.11 : x
  2. Step 2: Convert to fraction form
    5,461.11/7,536.31 = 2,977.11/x
  3. Step 3: Cross multiply
    5,461.11x = 7,536.31 × 2,977.11
  4. Step 4: Simplify right side
    5,461.11x = 22,436,423.86
  5. Step 5: Solve for x
    x = 22,436,423.86/5,461.11
  6. Step 6: Final answer
    x = 4,108.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.