Home / 9,870.41-14,811.66-5,193.77

Finding the Fourth Proportional to 9,870.41, 14,811.66 and 5,193.77

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Solution

The fourth proportional to 9,870.41, 14,811.66 and 5,193.77 is: 7,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,870.41 : 14,811.66 = 5,193.77 : x
  2. Step 2: Convert to fraction form
    9,870.41/14,811.66 = 5,193.77/x
  3. Step 3: Cross multiply
    9,870.41x = 14,811.66 × 5,193.77
  4. Step 4: Simplify right side
    9,870.41x = 76,928,364.62
  5. Step 5: Solve for x
    x = 76,928,364.62/9,870.41
  6. Step 6: Final answer
    x = 7,793.84

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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.