Home / 11,501.73-15,872.52-6,465.66

Finding the Fourth Proportional to 11,501.73, 15,872.52 and 6,465.66

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Solution

The fourth proportional to 11,501.73, 15,872.52 and 6,465.66 is: 8,922.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.73 : 15,872.52 = 6,465.66 : x
  2. Step 2: Convert to fraction form
    11,501.73/15,872.52 = 6,465.66/x
  3. Step 3: Cross multiply
    11,501.73x = 15,872.52 × 6,465.66
  4. Step 4: Simplify right side
    11,501.73x = 102,626,317.66
  5. Step 5: Solve for x
    x = 102,626,317.66/11,501.73
  6. Step 6: Final answer
    x = 8,922.69

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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.