Home / 2,497.81-3,447.66-1,711.69

Finding the Fourth Proportional to 2,497.81, 3,447.66 and 1,711.69

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Solution

The fourth proportional to 2,497.81, 3,447.66 and 1,711.69 is: 2,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.81 : 3,447.66 = 1,711.69 : x
  2. Step 2: Convert to fraction form
    2,497.81/3,447.66 = 1,711.69/x
  3. Step 3: Cross multiply
    2,497.81x = 3,447.66 × 1,711.69
  4. Step 4: Simplify right side
    2,497.81x = 5,901,325.15
  5. Step 5: Solve for x
    x = 5,901,325.15/2,497.81
  6. Step 6: Final answer
    x = 2,362.60

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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.