Home / 11,479.51-15,841.88-6,444.82

Finding the Fourth Proportional to 11,479.51, 15,841.88 and 6,444.82

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Solution

The fourth proportional to 11,479.51, 15,841.88 and 6,444.82 is: 8,893.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.51 : 15,841.88 = 6,444.82 : x
  2. Step 2: Convert to fraction form
    11,479.51/15,841.88 = 6,444.82/x
  3. Step 3: Cross multiply
    11,479.51x = 15,841.88 × 6,444.82
  4. Step 4: Simplify right side
    11,479.51x = 102,098,065.06
  5. Step 5: Solve for x
    x = 102,098,065.06/11,479.51
  6. Step 6: Final answer
    x = 8,893.94

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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.