Home / 11,349.95-15,660.59-6,633.32

Finding the Fourth Proportional to 11,349.95, 15,660.59 and 6,633.32

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Solution

The fourth proportional to 11,349.95, 15,660.59 and 6,633.32 is: 9,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.95 : 15,660.59 = 6,633.32 : x
  2. Step 2: Convert to fraction form
    11,349.95/15,660.59 = 6,633.32/x
  3. Step 3: Cross multiply
    11,349.95x = 15,660.59 × 6,633.32
  4. Step 4: Simplify right side
    11,349.95x = 103,881,593.39
  5. Step 5: Solve for x
    x = 103,881,593.39/11,349.95
  6. Step 6: Final answer
    x = 9,152.61

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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.