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Finding the Fourth Proportional to 8,303.07, 11,460.66 and 5,326.86

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Solution

The fourth proportional to 8,303.07, 11,460.66 and 5,326.86 is: 7,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.07 : 11,460.66 = 5,326.86 : x
  2. Step 2: Convert to fraction form
    8,303.07/11,460.66 = 5,326.86/x
  3. Step 3: Cross multiply
    8,303.07x = 11,460.66 × 5,326.86
  4. Step 4: Simplify right side
    8,303.07x = 61,049,331.33
  5. Step 5: Solve for x
    x = 61,049,331.33/8,303.07
  6. Step 6: Final answer
    x = 7,352.62

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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.