Home / 7,383.58-10,179.86-5,261.51

Finding the Fourth Proportional to 7,383.58, 10,179.86 and 5,261.51

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Solution

The fourth proportional to 7,383.58, 10,179.86 and 5,261.51 is: 7,254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.58 : 10,179.86 = 5,261.51 : x
  2. Step 2: Convert to fraction form
    7,383.58/10,179.86 = 5,261.51/x
  3. Step 3: Cross multiply
    7,383.58x = 10,179.86 × 5,261.51
  4. Step 4: Simplify right side
    7,383.58x = 53,561,434.33
  5. Step 5: Solve for x
    x = 53,561,434.33/7,383.58
  6. Step 6: Final answer
    x = 7,254.13

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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.