Home / 7,849.85-10,832.27-4,312.98

Finding the Fourth Proportional to 7,849.85, 10,832.27 and 4,312.98

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Solution

The fourth proportional to 7,849.85, 10,832.27 and 4,312.98 is: 5,951.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.85 : 10,832.27 = 4,312.98 : x
  2. Step 2: Convert to fraction form
    7,849.85/10,832.27 = 4,312.98/x
  3. Step 3: Cross multiply
    7,849.85x = 10,832.27 × 4,312.98
  4. Step 4: Simplify right side
    7,849.85x = 46,719,342.30
  5. Step 5: Solve for x
    x = 46,719,342.30/7,849.85
  6. Step 6: Final answer
    x = 5,951.63

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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.