Home / 10,326.06-15,468.60-4,771.74

Finding the Fourth Proportional to 10,326.06, 15,468.60 and 4,771.74

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Solution

The fourth proportional to 10,326.06, 15,468.60 and 4,771.74 is: 7,148.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.06 : 15,468.60 = 4,771.74 : x
  2. Step 2: Convert to fraction form
    10,326.06/15,468.60 = 4,771.74/x
  3. Step 3: Cross multiply
    10,326.06x = 15,468.60 × 4,771.74
  4. Step 4: Simplify right side
    10,326.06x = 73,812,137.36
  5. Step 5: Solve for x
    x = 73,812,137.36/10,326.06
  6. Step 6: Final answer
    x = 7,148.14

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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.