Home / 10,443.43-15,666.72-3,048.40

Finding the Fourth Proportional to 10,443.43, 15,666.72 and 3,048.40

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Solution

The fourth proportional to 10,443.43, 15,666.72 and 3,048.40 is: 4,573.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443.43 : 15,666.72 = 3,048.40 : x
  2. Step 2: Convert to fraction form
    10,443.43/15,666.72 = 3,048.40/x
  3. Step 3: Cross multiply
    10,443.43x = 15,666.72 × 3,048.40
  4. Step 4: Simplify right side
    10,443.43x = 47,758,429.25
  5. Step 5: Solve for x
    x = 47,758,429.25/10,443.43
  6. Step 6: Final answer
    x = 4,573.06

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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.