Home / 3,009.99-4,152.59-1,831.74

Finding the Fourth Proportional to 3,009.99, 4,152.59 and 1,831.74

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Solution

The fourth proportional to 3,009.99, 4,152.59 and 1,831.74 is: 2,527.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.99 : 4,152.59 = 1,831.74 : x
  2. Step 2: Convert to fraction form
    3,009.99/4,152.59 = 1,831.74/x
  3. Step 3: Cross multiply
    3,009.99x = 4,152.59 × 1,831.74
  4. Step 4: Simplify right side
    3,009.99x = 7,606,456.05
  5. Step 5: Solve for x
    x = 7,606,456.05/3,009.99
  6. Step 6: Final answer
    x = 2,527.07

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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.