Home / 10,062.74-13,886.62-6,288.09

Finding the Fourth Proportional to 10,062.74, 13,886.62 and 6,288.09

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Solution

The fourth proportional to 10,062.74, 13,886.62 and 6,288.09 is: 8,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,062.74 : 13,886.62 = 6,288.09 : x
  2. Step 2: Convert to fraction form
    10,062.74/13,886.62 = 6,288.09/x
  3. Step 3: Cross multiply
    10,062.74x = 13,886.62 × 6,288.09
  4. Step 4: Simplify right side
    10,062.74x = 87,320,316.36
  5. Step 5: Solve for x
    x = 87,320,316.36/10,062.74
  6. Step 6: Final answer
    x = 8,677.59

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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.