Home / 6,779.23-9,350.87-4,887.68

Finding the Fourth Proportional to 6,779.23, 9,350.87 and 4,887.68

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Solution

The fourth proportional to 6,779.23, 9,350.87 and 4,887.68 is: 6,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.23 : 9,350.87 = 4,887.68 : x
  2. Step 2: Convert to fraction form
    6,779.23/9,350.87 = 4,887.68/x
  3. Step 3: Cross multiply
    6,779.23x = 9,350.87 × 4,887.68
  4. Step 4: Simplify right side
    6,779.23x = 45,703,989.09
  5. Step 5: Solve for x
    x = 45,703,989.09/6,779.23
  6. Step 6: Final answer
    x = 6,741.77

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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.