Home / 7,741.08-11,607.80-5,402.22

Finding the Fourth Proportional to 7,741.08, 11,607.80 and 5,402.22

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Solution

The fourth proportional to 7,741.08, 11,607.80 and 5,402.22 is: 8,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.08 : 11,607.80 = 5,402.22 : x
  2. Step 2: Convert to fraction form
    7,741.08/11,607.80 = 5,402.22/x
  3. Step 3: Cross multiply
    7,741.08x = 11,607.80 × 5,402.22
  4. Step 4: Simplify right side
    7,741.08x = 62,707,889.32
  5. Step 5: Solve for x
    x = 62,707,889.32/7,741.08
  6. Step 6: Final answer
    x = 8,100.66

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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.