Home / 5,398.23-8,096.81-1,887.59

Finding the Fourth Proportional to 5,398.23, 8,096.81 and 1,887.59

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Solution

The fourth proportional to 5,398.23, 8,096.81 and 1,887.59 is: 2,831.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.23 : 8,096.81 = 1,887.59 : x
  2. Step 2: Convert to fraction form
    5,398.23/8,096.81 = 1,887.59/x
  3. Step 3: Cross multiply
    5,398.23x = 8,096.81 × 1,887.59
  4. Step 4: Simplify right side
    5,398.23x = 15,283,433.47
  5. Step 5: Solve for x
    x = 15,283,433.47/5,398.23
  6. Step 6: Final answer
    x = 2,831.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.