Home / 7,383.39-10,191.54-4,400.16

Finding the Fourth Proportional to 7,383.39, 10,191.54 and 4,400.16

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Solution

The fourth proportional to 7,383.39, 10,191.54 and 4,400.16 is: 6,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.39 : 10,191.54 = 4,400.16 : x
  2. Step 2: Convert to fraction form
    7,383.39/10,191.54 = 4,400.16/x
  3. Step 3: Cross multiply
    7,383.39x = 10,191.54 × 4,400.16
  4. Step 4: Simplify right side
    7,383.39x = 44,844,406.65
  5. Step 5: Solve for x
    x = 44,844,406.65/7,383.39
  6. Step 6: Final answer
    x = 6,073.69

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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.