Home / 2,052.01-2,831.10-1,212.74

Finding the Fourth Proportional to 2,052.01, 2,831.10 and 1,212.74

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Solution

The fourth proportional to 2,052.01, 2,831.10 and 1,212.74 is: 1,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052.01 : 2,831.10 = 1,212.74 : x
  2. Step 2: Convert to fraction form
    2,052.01/2,831.10 = 1,212.74/x
  3. Step 3: Cross multiply
    2,052.01x = 2,831.10 × 1,212.74
  4. Step 4: Simplify right side
    2,052.01x = 3,433,374.06
  5. Step 5: Solve for x
    x = 3,433,374.06/2,052.01
  6. Step 6: Final answer
    x = 1,673.18

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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.