Home / 8,252.74-11,388.57-4,715.72

Finding the Fourth Proportional to 8,252.74, 11,388.57 and 4,715.72

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Solution

The fourth proportional to 8,252.74, 11,388.57 and 4,715.72 is: 6,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.74 : 11,388.57 = 4,715.72 : x
  2. Step 2: Convert to fraction form
    8,252.74/11,388.57 = 4,715.72/x
  3. Step 3: Cross multiply
    8,252.74x = 11,388.57 × 4,715.72
  4. Step 4: Simplify right side
    8,252.74x = 53,705,315.19
  5. Step 5: Solve for x
    x = 53,705,315.19/8,252.74
  6. Step 6: Final answer
    x = 6,507.58

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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.