Home / 7,846.12-10,827.54-4,489.48

Finding the Fourth Proportional to 7,846.12, 10,827.54 and 4,489.48

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Solution

The fourth proportional to 7,846.12, 10,827.54 and 4,489.48 is: 6,195.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.12 : 10,827.54 = 4,489.48 : x
  2. Step 2: Convert to fraction form
    7,846.12/10,827.54 = 4,489.48/x
  3. Step 3: Cross multiply
    7,846.12x = 10,827.54 × 4,489.48
  4. Step 4: Simplify right side
    7,846.12x = 48,610,024.28
  5. Step 5: Solve for x
    x = 48,610,024.28/7,846.12
  6. Step 6: Final answer
    x = 6,195.42

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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.