Home / 10,386.11-15,576.60-4,834.19

Finding the Fourth Proportional to 10,386.11, 15,576.60 and 4,834.19

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Solution

The fourth proportional to 10,386.11, 15,576.60 and 4,834.19 is: 7,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386.11 : 15,576.60 = 4,834.19 : x
  2. Step 2: Convert to fraction form
    10,386.11/15,576.60 = 4,834.19/x
  3. Step 3: Cross multiply
    10,386.11x = 15,576.60 × 4,834.19
  4. Step 4: Simplify right side
    10,386.11x = 75,300,243.95
  5. Step 5: Solve for x
    x = 75,300,243.95/10,386.11
  6. Step 6: Final answer
    x = 7,250.09

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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.