Home / 11,779.29-16,255.23-6,473.99

Finding the Fourth Proportional to 11,779.29, 16,255.23 and 6,473.99

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Solution

The fourth proportional to 11,779.29, 16,255.23 and 6,473.99 is: 8,934.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.29 : 16,255.23 = 6,473.99 : x
  2. Step 2: Convert to fraction form
    11,779.29/16,255.23 = 6,473.99/x
  3. Step 3: Cross multiply
    11,779.29x = 16,255.23 × 6,473.99
  4. Step 4: Simplify right side
    11,779.29x = 105,236,196.47
  5. Step 5: Solve for x
    x = 105,236,196.47/11,779.29
  6. Step 6: Final answer
    x = 8,934.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.