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Finding the Fourth Proportional to 6,641.03, 9,962.76 and 2,745.74

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Solution

The fourth proportional to 6,641.03, 9,962.76 and 2,745.74 is: 4,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.03 : 9,962.76 = 2,745.74 : x
  2. Step 2: Convert to fraction form
    6,641.03/9,962.76 = 2,745.74/x
  3. Step 3: Cross multiply
    6,641.03x = 9,962.76 × 2,745.74
  4. Step 4: Simplify right side
    6,641.03x = 27,355,085.10
  5. Step 5: Solve for x
    x = 27,355,085.10/6,641.03
  6. Step 6: Final answer
    x = 4,119.11

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1.5x scale

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.