Home / 8,247.40-11,382.94-4,710.62

Finding the Fourth Proportional to 8,247.40, 11,382.94 and 4,710.62

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Solution

The fourth proportional to 8,247.40, 11,382.94 and 4,710.62 is: 6,501.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.40 : 11,382.94 = 4,710.62 : x
  2. Step 2: Convert to fraction form
    8,247.40/11,382.94 = 4,710.62/x
  3. Step 3: Cross multiply
    8,247.40x = 11,382.94 × 4,710.62
  4. Step 4: Simplify right side
    8,247.40x = 53,620,653.80
  5. Step 5: Solve for x
    x = 53,620,653.80/8,247.40
  6. Step 6: Final answer
    x = 6,501.52

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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.