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Finding the Fourth Proportional to 6,641.72, 9,962.60 and 2,259.53

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Solution

The fourth proportional to 6,641.72, 9,962.60 and 2,259.53 is: 3,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.72 : 9,962.60 = 2,259.53 : x
  2. Step 2: Convert to fraction form
    6,641.72/9,962.60 = 2,259.53/x
  3. Step 3: Cross multiply
    6,641.72x = 9,962.60 × 2,259.53
  4. Step 4: Simplify right side
    6,641.72x = 22,510,807.19
  5. Step 5: Solve for x
    x = 22,510,807.19/6,641.72
  6. Step 6: Final answer
    x = 3,389.30

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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.