Home / 7,473.60-11,204.64-2,540.16

Finding the Fourth Proportional to 7,473.60, 11,204.64 and 2,540.16

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Solution

The fourth proportional to 7,473.60, 11,204.64 and 2,540.16 is: 3,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.60 : 11,204.64 = 2,540.16 : x
  2. Step 2: Convert to fraction form
    7,473.60/11,204.64 = 2,540.16/x
  3. Step 3: Cross multiply
    7,473.60x = 11,204.64 × 2,540.16
  4. Step 4: Simplify right side
    7,473.60x = 28,461,578.34
  5. Step 5: Solve for x
    x = 28,461,578.34/7,473.60
  6. Step 6: Final answer
    x = 3,808.28

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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.