Home / 7,391.58-10,186.35-5,292.06

Finding the Fourth Proportional to 7,391.58, 10,186.35 and 5,292.06

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Solution

The fourth proportional to 7,391.58, 10,186.35 and 5,292.06 is: 7,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.58 : 10,186.35 = 5,292.06 : x
  2. Step 2: Convert to fraction form
    7,391.58/10,186.35 = 5,292.06/x
  3. Step 3: Cross multiply
    7,391.58x = 10,186.35 × 5,292.06
  4. Step 4: Simplify right side
    7,391.58x = 53,906,775.38
  5. Step 5: Solve for x
    x = 53,906,775.38/7,391.58
  6. Step 6: Final answer
    x = 7,293.00

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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.