Home / 8,844.40-12,205.02-4,811.10

Finding the Fourth Proportional to 8,844.40, 12,205.02 and 4,811.10

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Solution

The fourth proportional to 8,844.40, 12,205.02 and 4,811.10 is: 6,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.40 : 12,205.02 = 4,811.10 : x
  2. Step 2: Convert to fraction form
    8,844.40/12,205.02 = 4,811.10/x
  3. Step 3: Cross multiply
    8,844.40x = 12,205.02 × 4,811.10
  4. Step 4: Simplify right side
    8,844.40x = 58,719,571.72
  5. Step 5: Solve for x
    x = 58,719,571.72/8,844.40
  6. Step 6: Final answer
    x = 6,639.18

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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.