Home / 10,352.41-15,530.43-4,812.01

Finding the Fourth Proportional to 10,352.41, 15,530.43 and 4,812.01

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Solution

The fourth proportional to 10,352.41, 15,530.43 and 4,812.01 is: 7,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.41 : 15,530.43 = 4,812.01 : x
  2. Step 2: Convert to fraction form
    10,352.41/15,530.43 = 4,812.01/x
  3. Step 3: Cross multiply
    10,352.41x = 15,530.43 × 4,812.01
  4. Step 4: Simplify right side
    10,352.41x = 74,732,563.68
  5. Step 5: Solve for x
    x = 74,732,563.68/10,352.41
  6. Step 6: Final answer
    x = 7,218.86

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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.