Home / 9,855.06-14,785.02-3,281.40

Finding the Fourth Proportional to 9,855.06, 14,785.02 and 3,281.40

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Solution

The fourth proportional to 9,855.06, 14,785.02 and 3,281.40 is: 4,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.06 : 14,785.02 = 3,281.40 : x
  2. Step 2: Convert to fraction form
    9,855.06/14,785.02 = 3,281.40/x
  3. Step 3: Cross multiply
    9,855.06x = 14,785.02 × 3,281.40
  4. Step 4: Simplify right side
    9,855.06x = 48,515,564.63
  5. Step 5: Solve for x
    x = 48,515,564.63/9,855.06
  6. Step 6: Final answer
    x = 4,922.91

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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.