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Finding the Fourth Proportional to 7,383.63, 11,087.99 and 4,934.19

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Solution

The fourth proportional to 7,383.63, 11,087.99 and 4,934.19 is: 7,409.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.63 : 11,087.99 = 4,934.19 : x
  2. Step 2: Convert to fraction form
    7,383.63/11,087.99 = 4,934.19/x
  3. Step 3: Cross multiply
    7,383.63x = 11,087.99 × 4,934.19
  4. Step 4: Simplify right side
    7,383.63x = 54,710,224.71
  5. Step 5: Solve for x
    x = 54,710,224.71/7,383.63
  6. Step 6: Final answer
    x = 7,409.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.