Home / 2,950.90-4,073.05-1,831.19

Finding the Fourth Proportional to 2,950.90, 4,073.05 and 1,831.19

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Solution

The fourth proportional to 2,950.90, 4,073.05 and 1,831.19 is: 2,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.90 : 4,073.05 = 1,831.19 : x
  2. Step 2: Convert to fraction form
    2,950.90/4,073.05 = 1,831.19/x
  3. Step 3: Cross multiply
    2,950.90x = 4,073.05 × 1,831.19
  4. Step 4: Simplify right side
    2,950.90x = 7,458,533.26
  5. Step 5: Solve for x
    x = 7,458,533.26/2,950.90
  6. Step 6: Final answer
    x = 2,527.55

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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.