Home / 10,335.81-15,495.09-4,793.12

Finding the Fourth Proportional to 10,335.81, 15,495.09 and 4,793.12

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Solution

The fourth proportional to 10,335.81, 15,495.09 and 4,793.12 is: 7,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.81 : 15,495.09 = 4,793.12 : x
  2. Step 2: Convert to fraction form
    10,335.81/15,495.09 = 4,793.12/x
  3. Step 3: Cross multiply
    10,335.81x = 15,495.09 × 4,793.12
  4. Step 4: Simplify right side
    10,335.81x = 74,269,748.31
  5. Step 5: Solve for x
    x = 74,269,748.31/10,335.81
  6. Step 6: Final answer
    x = 7,185.67

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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.