Home / 10,014.05-13,804.66-7,882.76

Finding the Fourth Proportional to 10,014.05, 13,804.66 and 7,882.76

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Solution

The fourth proportional to 10,014.05, 13,804.66 and 7,882.76 is: 10,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.05 : 13,804.66 = 7,882.76 : x
  2. Step 2: Convert to fraction form
    10,014.05/13,804.66 = 7,882.76/x
  3. Step 3: Cross multiply
    10,014.05x = 13,804.66 × 7,882.76
  4. Step 4: Simplify right side
    10,014.05x = 108,818,732.93
  5. Step 5: Solve for x
    x = 108,818,732.93/10,014.05
  6. Step 6: Final answer
    x = 10,866.60

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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.