Home / 7,424.16-10,245.30-4,066.96

Finding the Fourth Proportional to 7,424.16, 10,245.30 and 4,066.96

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Solution

The fourth proportional to 7,424.16, 10,245.30 and 4,066.96 is: 5,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.16 : 10,245.30 = 4,066.96 : x
  2. Step 2: Convert to fraction form
    7,424.16/10,245.30 = 4,066.96/x
  3. Step 3: Cross multiply
    7,424.16x = 10,245.30 × 4,066.96
  4. Step 4: Simplify right side
    7,424.16x = 41,667,225.29
  5. Step 5: Solve for x
    x = 41,667,225.29/7,424.16
  6. Step 6: Final answer
    x = 5,612.38

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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.