Home / 11,204.07-15,460.71-6,488.66

Finding the Fourth Proportional to 11,204.07, 15,460.71 and 6,488.66

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Solution

The fourth proportional to 11,204.07, 15,460.71 and 6,488.66 is: 8,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204.07 : 15,460.71 = 6,488.66 : x
  2. Step 2: Convert to fraction form
    11,204.07/15,460.71 = 6,488.66/x
  3. Step 3: Cross multiply
    11,204.07x = 15,460.71 × 6,488.66
  4. Step 4: Simplify right side
    11,204.07x = 100,319,213.25
  5. Step 5: Solve for x
    x = 100,319,213.25/11,204.07
  6. Step 6: Final answer
    x = 8,953.82

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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.