Home / 7,399.08-11,090.88-3,498.84

Finding the Fourth Proportional to 7,399.08, 11,090.88 and 3,498.84

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Solution

The fourth proportional to 7,399.08, 11,090.88 and 3,498.84 is: 5,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.08 : 11,090.88 = 3,498.84 : x
  2. Step 2: Convert to fraction form
    7,399.08/11,090.88 = 3,498.84/x
  3. Step 3: Cross multiply
    7,399.08x = 11,090.88 × 3,498.84
  4. Step 4: Simplify right side
    7,399.08x = 38,805,214.58
  5. Step 5: Solve for x
    x = 38,805,214.58/7,399.08
  6. Step 6: Final answer
    x = 5,244.60

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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.