Home / 6,779.07-9,354.50-4,226.61

Finding the Fourth Proportional to 6,779.07, 9,354.50 and 4,226.61

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Solution

The fourth proportional to 6,779.07, 9,354.50 and 4,226.61 is: 5,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.07 : 9,354.50 = 4,226.61 : x
  2. Step 2: Convert to fraction form
    6,779.07/9,354.50 = 4,226.61/x
  3. Step 3: Cross multiply
    6,779.07x = 9,354.50 × 4,226.61
  4. Step 4: Simplify right side
    6,779.07x = 39,537,802.11
  5. Step 5: Solve for x
    x = 39,537,802.11/6,779.07
  6. Step 6: Final answer
    x = 5,832.33

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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.