Home / 4,831.50-7,247.25-1,368.75

Finding the Fourth Proportional to 4,831.50, 7,247.25 and 1,368.75

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Solution

The fourth proportional to 4,831.50, 7,247.25 and 1,368.75 is: 2,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.50 : 7,247.25 = 1,368.75 : x
  2. Step 2: Convert to fraction form
    4,831.50/7,247.25 = 1,368.75/x
  3. Step 3: Cross multiply
    4,831.50x = 7,247.25 × 1,368.75
  4. Step 4: Simplify right side
    4,831.50x = 9,919,673.44
  5. Step 5: Solve for x
    x = 9,919,673.44/4,831.50
  6. Step 6: Final answer
    x = 2,053.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.