Home / 9,779.08-14,671.98-2,854.60

Finding the Fourth Proportional to 9,779.08, 14,671.98 and 2,854.60

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Solution

The fourth proportional to 9,779.08, 14,671.98 and 2,854.60 is: 4,282.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779.08 : 14,671.98 = 2,854.60 : x
  2. Step 2: Convert to fraction form
    9,779.08/14,671.98 = 2,854.60/x
  3. Step 3: Cross multiply
    9,779.08x = 14,671.98 × 2,854.60
  4. Step 4: Simplify right side
    9,779.08x = 41,882,634.11
  5. Step 5: Solve for x
    x = 41,882,634.11/9,779.08
  6. Step 6: Final answer
    x = 4,282.88

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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.