Home / 9,353.88-14,032.98-2,779.92

Finding the Fourth Proportional to 9,353.88, 14,032.98 and 2,779.92

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Solution

The fourth proportional to 9,353.88, 14,032.98 and 2,779.92 is: 4,170.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353.88 : 14,032.98 = 2,779.92 : x
  2. Step 2: Convert to fraction form
    9,353.88/14,032.98 = 2,779.92/x
  3. Step 3: Cross multiply
    9,353.88x = 14,032.98 × 2,779.92
  4. Step 4: Simplify right side
    9,353.88x = 39,010,561.76
  5. Step 5: Solve for x
    x = 39,010,561.76/9,353.88
  6. Step 6: Final answer
    x = 4,170.52

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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.