Home / 7,002.43-9,664.05-5,230.96

Finding the Fourth Proportional to 7,002.43, 9,664.05 and 5,230.96

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Solution

The fourth proportional to 7,002.43, 9,664.05 and 5,230.96 is: 7,219.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.43 : 9,664.05 = 5,230.96 : x
  2. Step 2: Convert to fraction form
    7,002.43/9,664.05 = 5,230.96/x
  3. Step 3: Cross multiply
    7,002.43x = 9,664.05 × 5,230.96
  4. Step 4: Simplify right side
    7,002.43x = 50,552,258.99
  5. Step 5: Solve for x
    x = 50,552,258.99/7,002.43
  6. Step 6: Final answer
    x = 7,219.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.