Home / 10,586.39-15,878.36-2,795.81

Finding the Fourth Proportional to 10,586.39, 15,878.36 and 2,795.81

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Solution

The fourth proportional to 10,586.39, 15,878.36 and 2,795.81 is: 4,193.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.39 : 15,878.36 = 2,795.81 : x
  2. Step 2: Convert to fraction form
    10,586.39/15,878.36 = 2,795.81/x
  3. Step 3: Cross multiply
    10,586.39x = 15,878.36 × 2,795.81
  4. Step 4: Simplify right side
    10,586.39x = 44,392,877.67
  5. Step 5: Solve for x
    x = 44,392,877.67/10,586.39
  6. Step 6: Final answer
    x = 4,193.39

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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.