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Finding the Fourth Proportional to 10,054.66, 15,081.98 and 6,888.98

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Solution

The fourth proportional to 10,054.66, 15,081.98 and 6,888.98 is: 10,333.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,054.66 : 15,081.98 = 6,888.98 : x
  2. Step 2: Convert to fraction form
    10,054.66/15,081.98 = 6,888.98/x
  3. Step 3: Cross multiply
    10,054.66x = 15,081.98 × 6,888.98
  4. Step 4: Simplify right side
    10,054.66x = 103,899,458.58
  5. Step 5: Solve for x
    x = 103,899,458.58/10,054.66
  6. Step 6: Final answer
    x = 10,333.46

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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.