Home / 10,032.75-15,048.81-4,771.56

Finding the Fourth Proportional to 10,032.75, 15,048.81 and 4,771.56

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Solution

The fourth proportional to 10,032.75, 15,048.81 and 4,771.56 is: 7,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032.75 : 15,048.81 = 4,771.56 : x
  2. Step 2: Convert to fraction form
    10,032.75/15,048.81 = 4,771.56/x
  3. Step 3: Cross multiply
    10,032.75x = 15,048.81 × 4,771.56
  4. Step 4: Simplify right side
    10,032.75x = 71,806,299.84
  5. Step 5: Solve for x
    x = 71,806,299.84/10,032.75
  6. Step 6: Final answer
    x = 7,157.19

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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.