Home / 10,004.44-15,011.34-4,381.40

Finding the Fourth Proportional to 10,004.44, 15,011.34 and 4,381.40

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Solution

The fourth proportional to 10,004.44, 15,011.34 and 4,381.40 is: 6,574.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.44 : 15,011.34 = 4,381.40 : x
  2. Step 2: Convert to fraction form
    10,004.44/15,011.34 = 4,381.40/x
  3. Step 3: Cross multiply
    10,004.44x = 15,011.34 × 4,381.40
  4. Step 4: Simplify right side
    10,004.44x = 65,770,588.11
  5. Step 5: Solve for x
    x = 65,770,588.11/10,004.44
  6. Step 6: Final answer
    x = 6,574.14

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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.