Home / 8,303.72-11,456.24-5,476.41

Finding the Fourth Proportional to 8,303.72, 11,456.24 and 5,476.41

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Solution

The fourth proportional to 8,303.72, 11,456.24 and 5,476.41 is: 7,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.72 : 11,456.24 = 5,476.41 : x
  2. Step 2: Convert to fraction form
    8,303.72/11,456.24 = 5,476.41/x
  3. Step 3: Cross multiply
    8,303.72x = 11,456.24 × 5,476.41
  4. Step 4: Simplify right side
    8,303.72x = 62,739,039.92
  5. Step 5: Solve for x
    x = 62,739,039.92/8,303.72
  6. Step 6: Final answer
    x = 7,555.54

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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.