Home / 11,224.02-16,810.50-6,831.78

Finding the Fourth Proportional to 11,224.02, 16,810.50 and 6,831.78

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Solution

The fourth proportional to 11,224.02, 16,810.50 and 6,831.78 is: 10,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.02 : 16,810.50 = 6,831.78 : x
  2. Step 2: Convert to fraction form
    11,224.02/16,810.50 = 6,831.78/x
  3. Step 3: Cross multiply
    11,224.02x = 16,810.50 × 6,831.78
  4. Step 4: Simplify right side
    11,224.02x = 114,845,637.69
  5. Step 5: Solve for x
    x = 114,845,637.69/11,224.02
  6. Step 6: Final answer
    x = 10,232.13

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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.