Home / 7,424.15-10,245.44-4,440.30

Finding the Fourth Proportional to 7,424.15, 10,245.44 and 4,440.30

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Solution

The fourth proportional to 7,424.15, 10,245.44 and 4,440.30 is: 6,127.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.15 : 10,245.44 = 4,440.30 : x
  2. Step 2: Convert to fraction form
    7,424.15/10,245.44 = 4,440.30/x
  3. Step 3: Cross multiply
    7,424.15x = 10,245.44 × 4,440.30
  4. Step 4: Simplify right side
    7,424.15x = 45,492,805.03
  5. Step 5: Solve for x
    x = 45,492,805.03/7,424.15
  6. Step 6: Final answer
    x = 6,127.68

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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.