Home / 7,550.19-10,399.73-5,277.51

Finding the Fourth Proportional to 7,550.19, 10,399.73 and 5,277.51

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Solution

The fourth proportional to 7,550.19, 10,399.73 and 5,277.51 is: 7,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.19 : 10,399.73 = 5,277.51 : x
  2. Step 2: Convert to fraction form
    7,550.19/10,399.73 = 5,277.51/x
  3. Step 3: Cross multiply
    7,550.19x = 10,399.73 × 5,277.51
  4. Step 4: Simplify right side
    7,550.19x = 54,884,652.68
  5. Step 5: Solve for x
    x = 54,884,652.68/7,550.19
  6. Step 6: Final answer
    x = 7,269.31

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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.