Home / 10,705.44-16,056.75-4,860.66

Finding the Fourth Proportional to 10,705.44, 16,056.75 and 4,860.66

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Solution

The fourth proportional to 10,705.44, 16,056.75 and 4,860.66 is: 7,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705.44 : 16,056.75 = 4,860.66 : x
  2. Step 2: Convert to fraction form
    10,705.44/16,056.75 = 4,860.66/x
  3. Step 3: Cross multiply
    10,705.44x = 16,056.75 × 4,860.66
  4. Step 4: Simplify right side
    10,705.44x = 78,046,402.46
  5. Step 5: Solve for x
    x = 78,046,402.46/10,705.44
  6. Step 6: Final answer
    x = 7,290.35

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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.