Home / 7,307.86-10,082.37-4,161.82

Finding the Fourth Proportional to 7,307.86, 10,082.37 and 4,161.82

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Solution

The fourth proportional to 7,307.86, 10,082.37 and 4,161.82 is: 5,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.86 : 10,082.37 = 4,161.82 : x
  2. Step 2: Convert to fraction form
    7,307.86/10,082.37 = 4,161.82/x
  3. Step 3: Cross multiply
    7,307.86x = 10,082.37 × 4,161.82
  4. Step 4: Simplify right side
    7,307.86x = 41,960,969.11
  5. Step 5: Solve for x
    x = 41,960,969.11/7,307.86
  6. Step 6: Final answer
    x = 5,741.90

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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.