Home / 7,424.03-10,245.35-4,066.99

Finding the Fourth Proportional to 7,424.03, 10,245.35 and 4,066.99

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Solution

The fourth proportional to 7,424.03, 10,245.35 and 4,066.99 is: 5,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.03 : 10,245.35 = 4,066.99 : x
  2. Step 2: Convert to fraction form
    7,424.03/10,245.35 = 4,066.99/x
  3. Step 3: Cross multiply
    7,424.03x = 10,245.35 × 4,066.99
  4. Step 4: Simplify right side
    7,424.03x = 41,667,736.00
  5. Step 5: Solve for x
    x = 41,667,736.00/7,424.03
  6. Step 6: Final answer
    x = 5,612.55

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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.