Home / 8,803.42-13,205.30-2,880.29

Finding the Fourth Proportional to 8,803.42, 13,205.30 and 2,880.29

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Solution

The fourth proportional to 8,803.42, 13,205.30 and 2,880.29 is: 4,320.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.42 : 13,205.30 = 2,880.29 : x
  2. Step 2: Convert to fraction form
    8,803.42/13,205.30 = 2,880.29/x
  3. Step 3: Cross multiply
    8,803.42x = 13,205.30 × 2,880.29
  4. Step 4: Simplify right side
    8,803.42x = 38,035,112.15
  5. Step 5: Solve for x
    x = 38,035,112.15/8,803.42
  6. Step 6: Final answer
    x = 4,320.49

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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.