Home / 1,792.06-2,471.40-1,161.93

Finding the Fourth Proportional to 1,792.06, 2,471.40 and 1,161.93

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Solution

The fourth proportional to 1,792.06, 2,471.40 and 1,161.93 is: 1,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792.06 : 2,471.40 = 1,161.93 : x
  2. Step 2: Convert to fraction form
    1,792.06/2,471.40 = 1,161.93/x
  3. Step 3: Cross multiply
    1,792.06x = 2,471.40 × 1,161.93
  4. Step 4: Simplify right side
    1,792.06x = 2,871,593.80
  5. Step 5: Solve for x
    x = 2,871,593.80/1,792.06
  6. Step 6: Final answer
    x = 1,602.40

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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.