Home / 5,097.95-7,035.45-2,860.54

Finding the Fourth Proportional to 5,097.95, 7,035.45 and 2,860.54

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Solution

The fourth proportional to 5,097.95, 7,035.45 and 2,860.54 is: 3,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.95 : 7,035.45 = 2,860.54 : x
  2. Step 2: Convert to fraction form
    5,097.95/7,035.45 = 2,860.54/x
  3. Step 3: Cross multiply
    5,097.95x = 7,035.45 × 2,860.54
  4. Step 4: Simplify right side
    5,097.95x = 20,125,186.14
  5. Step 5: Solve for x
    x = 20,125,186.14/5,097.95
  6. Step 6: Final answer
    x = 3,947.70

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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.