Home / 3,026.70-4,177.65-1,831.70

Finding the Fourth Proportional to 3,026.70, 4,177.65 and 1,831.70

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Solution

The fourth proportional to 3,026.70, 4,177.65 and 1,831.70 is: 2,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.70 : 4,177.65 = 1,831.70 : x
  2. Step 2: Convert to fraction form
    3,026.70/4,177.65 = 1,831.70/x
  3. Step 3: Cross multiply
    3,026.70x = 4,177.65 × 1,831.70
  4. Step 4: Simplify right side
    3,026.70x = 7,652,180.62
  5. Step 5: Solve for x
    x = 7,652,180.62/3,026.70
  6. Step 6: Final answer
    x = 2,528.23

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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.