Home / 5,165.10-7,749.33-2,354.94

Finding the Fourth Proportional to 5,165.10, 7,749.33 and 2,354.94

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Solution

The fourth proportional to 5,165.10, 7,749.33 and 2,354.94 is: 3,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.10 : 7,749.33 = 2,354.94 : x
  2. Step 2: Convert to fraction form
    5,165.10/7,749.33 = 2,354.94/x
  3. Step 3: Cross multiply
    5,165.10x = 7,749.33 × 2,354.94
  4. Step 4: Simplify right side
    5,165.10x = 18,249,207.19
  5. Step 5: Solve for x
    x = 18,249,207.19/5,165.10
  6. Step 6: Final answer
    x = 3,533.18

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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.