Home / 10,273.88-14,177.96-5,558.18

Finding the Fourth Proportional to 10,273.88, 14,177.96 and 5,558.18

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Solution

The fourth proportional to 10,273.88, 14,177.96 and 5,558.18 is: 7,670.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.88 : 14,177.96 = 5,558.18 : x
  2. Step 2: Convert to fraction form
    10,273.88/14,177.96 = 5,558.18/x
  3. Step 3: Cross multiply
    10,273.88x = 14,177.96 × 5,558.18
  4. Step 4: Simplify right side
    10,273.88x = 78,803,555.03
  5. Step 5: Solve for x
    x = 78,803,555.03/10,273.88
  6. Step 6: Final answer
    x = 7,670.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.