Home / 7,424.57-10,245.36-4,066.84

Finding the Fourth Proportional to 7,424.57, 10,245.36 and 4,066.84

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Solution

The fourth proportional to 7,424.57, 10,245.36 and 4,066.84 is: 5,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.57 : 10,245.36 = 4,066.84 : x
  2. Step 2: Convert to fraction form
    7,424.57/10,245.36 = 4,066.84/x
  3. Step 3: Cross multiply
    7,424.57x = 10,245.36 × 4,066.84
  4. Step 4: Simplify right side
    7,424.57x = 41,666,188.64
  5. Step 5: Solve for x
    x = 41,666,188.64/7,424.57
  6. Step 6: Final answer
    x = 5,611.94

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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.