Home / 10,110.81-15,166.22-4,700.66

Finding the Fourth Proportional to 10,110.81, 15,166.22 and 4,700.66

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Solution

The fourth proportional to 10,110.81, 15,166.22 and 4,700.66 is: 7,050.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.81 : 15,166.22 = 4,700.66 : x
  2. Step 2: Convert to fraction form
    10,110.81/15,166.22 = 4,700.66/x
  3. Step 3: Cross multiply
    10,110.81x = 15,166.22 × 4,700.66
  4. Step 4: Simplify right side
    10,110.81x = 71,291,144.37
  5. Step 5: Solve for x
    x = 71,291,144.37/10,110.81
  6. Step 6: Final answer
    x = 7,050.98

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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.