Home / 5,472.10-8,209.32-2,009.35

Finding the Fourth Proportional to 5,472.10, 8,209.32 and 2,009.35

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Solution

The fourth proportional to 5,472.10, 8,209.32 and 2,009.35 is: 3,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.10 : 8,209.32 = 2,009.35 : x
  2. Step 2: Convert to fraction form
    5,472.10/8,209.32 = 2,009.35/x
  3. Step 3: Cross multiply
    5,472.10x = 8,209.32 × 2,009.35
  4. Step 4: Simplify right side
    5,472.10x = 16,495,397.14
  5. Step 5: Solve for x
    x = 16,495,397.14/5,472.10
  6. Step 6: Final answer
    x = 3,014.45

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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.