Home / 8,226.66-11,356.47-5,246.49

Finding the Fourth Proportional to 8,226.66, 11,356.47 and 5,246.49

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Solution

The fourth proportional to 8,226.66, 11,356.47 and 5,246.49 is: 7,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.66 : 11,356.47 = 5,246.49 : x
  2. Step 2: Convert to fraction form
    8,226.66/11,356.47 = 5,246.49/x
  3. Step 3: Cross multiply
    8,226.66x = 11,356.47 × 5,246.49
  4. Step 4: Simplify right side
    8,226.66x = 59,581,606.29
  5. Step 5: Solve for x
    x = 59,581,606.29/8,226.66
  6. Step 6: Final answer
    x = 7,242.50

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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.