Home / 7,322.08-10,982.16-2,641.60

Finding the Fourth Proportional to 7,322.08, 10,982.16 and 2,641.60

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Solution

The fourth proportional to 7,322.08, 10,982.16 and 2,641.60 is: 3,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.08 : 10,982.16 = 2,641.60 : x
  2. Step 2: Convert to fraction form
    7,322.08/10,982.16 = 2,641.60/x
  3. Step 3: Cross multiply
    7,322.08x = 10,982.16 × 2,641.60
  4. Step 4: Simplify right side
    7,322.08x = 29,010,473.86
  5. Step 5: Solve for x
    x = 29,010,473.86/7,322.08
  6. Step 6: Final answer
    x = 3,962.05

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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.