Home / 7,424.09-10,246.19-4,280.30

Finding the Fourth Proportional to 7,424.09, 10,246.19 and 4,280.30

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Solution

The fourth proportional to 7,424.09, 10,246.19 and 4,280.30 is: 5,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.09 : 10,246.19 = 4,280.30 : x
  2. Step 2: Convert to fraction form
    7,424.09/10,246.19 = 4,280.30/x
  3. Step 3: Cross multiply
    7,424.09x = 10,246.19 × 4,280.30
  4. Step 4: Simplify right side
    7,424.09x = 43,856,694.42
  5. Step 5: Solve for x
    x = 43,856,694.42/7,424.09
  6. Step 6: Final answer
    x = 5,907.35

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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.