Home / 9,884.85-14,823.55-3,219.61

Finding the Fourth Proportional to 9,884.85, 14,823.55 and 3,219.61

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Solution

The fourth proportional to 9,884.85, 14,823.55 and 3,219.61 is: 4,828.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,884.85 : 14,823.55 = 3,219.61 : x
  2. Step 2: Convert to fraction form
    9,884.85/14,823.55 = 3,219.61/x
  3. Step 3: Cross multiply
    9,884.85x = 14,823.55 × 3,219.61
  4. Step 4: Simplify right side
    9,884.85x = 47,725,959.60
  5. Step 5: Solve for x
    x = 47,725,959.60/9,884.85
  6. Step 6: Final answer
    x = 4,828.19

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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.