Home / 7,861.32-10,848.90-4,324.44

Finding the Fourth Proportional to 7,861.32, 10,848.90 and 4,324.44

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Solution

The fourth proportional to 7,861.32, 10,848.90 and 4,324.44 is: 5,967.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,861.32 : 10,848.90 = 4,324.44 : x
  2. Step 2: Convert to fraction form
    7,861.32/10,848.90 = 4,324.44/x
  3. Step 3: Cross multiply
    7,861.32x = 10,848.90 × 4,324.44
  4. Step 4: Simplify right side
    7,861.32x = 46,915,417.12
  5. Step 5: Solve for x
    x = 46,915,417.12/7,861.32
  6. Step 6: Final answer
    x = 5,967.88

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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.