Home / 7,424.96-10,245.81-4,238.24

Finding the Fourth Proportional to 7,424.96, 10,245.81 and 4,238.24

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Solution

The fourth proportional to 7,424.96, 10,245.81 and 4,238.24 is: 5,848.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.96 : 10,245.81 = 4,238.24 : x
  2. Step 2: Convert to fraction form
    7,424.96/10,245.81 = 4,238.24/x
  3. Step 3: Cross multiply
    7,424.96x = 10,245.81 × 4,238.24
  4. Step 4: Simplify right side
    7,424.96x = 43,424,201.77
  5. Step 5: Solve for x
    x = 43,424,201.77/7,424.96
  6. Step 6: Final answer
    x = 5,848.41

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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.