Home / 11,307.84-15,606.32-7,063.24

Finding the Fourth Proportional to 11,307.84, 15,606.32 and 7,063.24

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Solution

The fourth proportional to 11,307.84, 15,606.32 and 7,063.24 is: 9,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.84 : 15,606.32 = 7,063.24 : x
  2. Step 2: Convert to fraction form
    11,307.84/15,606.32 = 7,063.24/x
  3. Step 3: Cross multiply
    11,307.84x = 15,606.32 × 7,063.24
  4. Step 4: Simplify right side
    11,307.84x = 110,231,183.68
  5. Step 5: Solve for x
    x = 110,231,183.68/11,307.84
  6. Step 6: Final answer
    x = 9,748.21

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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.