Home / 10,372.98-15,554.89-2,975.76

Finding the Fourth Proportional to 10,372.98, 15,554.89 and 2,975.76

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Solution

The fourth proportional to 10,372.98, 15,554.89 and 2,975.76 is: 4,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.98 : 15,554.89 = 2,975.76 : x
  2. Step 2: Convert to fraction form
    10,372.98/15,554.89 = 2,975.76/x
  3. Step 3: Cross multiply
    10,372.98x = 15,554.89 × 2,975.76
  4. Step 4: Simplify right side
    10,372.98x = 46,287,619.47
  5. Step 5: Solve for x
    x = 46,287,619.47/10,372.98
  6. Step 6: Final answer
    x = 4,462.33

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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.