Home / 9,779.40-14,661.80-5,882.88

Finding the Fourth Proportional to 9,779.40, 14,661.80 and 5,882.88

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Solution

The fourth proportional to 9,779.40, 14,661.80 and 5,882.88 is: 8,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779.40 : 14,661.80 = 5,882.88 : x
  2. Step 2: Convert to fraction form
    9,779.40/14,661.80 = 5,882.88/x
  3. Step 3: Cross multiply
    9,779.40x = 14,661.80 × 5,882.88
  4. Step 4: Simplify right side
    9,779.40x = 86,253,609.98
  5. Step 5: Solve for x
    x = 86,253,609.98/9,779.40
  6. Step 6: Final answer
    x = 8,819.93

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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.