Home / 9,769.85-14,656.81-3,926.46

Finding the Fourth Proportional to 9,769.85, 14,656.81 and 3,926.46

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Solution

The fourth proportional to 9,769.85, 14,656.81 and 3,926.46 is: 5,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.85 : 14,656.81 = 3,926.46 : x
  2. Step 2: Convert to fraction form
    9,769.85/14,656.81 = 3,926.46/x
  3. Step 3: Cross multiply
    9,769.85x = 14,656.81 × 3,926.46
  4. Step 4: Simplify right side
    9,769.85x = 57,549,415.61
  5. Step 5: Solve for x
    x = 57,549,415.61/9,769.85
  6. Step 6: Final answer
    x = 5,890.51

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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.