Home / 10,374.97-15,567.01-5,443.45

Finding the Fourth Proportional to 10,374.97, 15,567.01 and 5,443.45

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Solution

The fourth proportional to 10,374.97, 15,567.01 and 5,443.45 is: 8,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.97 : 15,567.01 = 5,443.45 : x
  2. Step 2: Convert to fraction form
    10,374.97/15,567.01 = 5,443.45/x
  3. Step 3: Cross multiply
    10,374.97x = 15,567.01 × 5,443.45
  4. Step 4: Simplify right side
    10,374.97x = 84,738,179.28
  5. Step 5: Solve for x
    x = 84,738,179.28/10,374.97
  6. Step 6: Final answer
    x = 8,167.56

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1.5x scale

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.