Home / 10,277.61-15,416.43-6,581.58

Finding the Fourth Proportional to 10,277.61, 15,416.43 and 6,581.58

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Solution

The fourth proportional to 10,277.61, 15,416.43 and 6,581.58 is: 9,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.61 : 15,416.43 = 6,581.58 : x
  2. Step 2: Convert to fraction form
    10,277.61/15,416.43 = 6,581.58/x
  3. Step 3: Cross multiply
    10,277.61x = 15,416.43 × 6,581.58
  4. Step 4: Simplify right side
    10,277.61x = 101,464,467.36
  5. Step 5: Solve for x
    x = 101,464,467.36/10,277.61
  6. Step 6: Final answer
    x = 9,872.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.