Home / 7,383.07-10,189.81-4,400.63

Finding the Fourth Proportional to 7,383.07, 10,189.81 and 4,400.63

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Solution

The fourth proportional to 7,383.07, 10,189.81 and 4,400.63 is: 6,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.07 : 10,189.81 = 4,400.63 : x
  2. Step 2: Convert to fraction form
    7,383.07/10,189.81 = 4,400.63/x
  3. Step 3: Cross multiply
    7,383.07x = 10,189.81 × 4,400.63
  4. Step 4: Simplify right side
    7,383.07x = 44,841,598.05
  5. Step 5: Solve for x
    x = 44,841,598.05/7,383.07
  6. Step 6: Final answer
    x = 6,073.57

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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.