Home / 9,354.60-14,026.98-2,779.80

Finding the Fourth Proportional to 9,354.60, 14,026.98 and 2,779.80

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Solution

The fourth proportional to 9,354.60, 14,026.98 and 2,779.80 is: 4,168.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.60 : 14,026.98 = 2,779.80 : x
  2. Step 2: Convert to fraction form
    9,354.60/14,026.98 = 2,779.80/x
  3. Step 3: Cross multiply
    9,354.60x = 14,026.98 × 2,779.80
  4. Step 4: Simplify right side
    9,354.60x = 38,992,199.00
  5. Step 5: Solve for x
    x = 38,992,199.00/9,354.60
  6. Step 6: Final answer
    x = 4,168.24

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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.