Home / 7,845.17-10,826.91-4,861.58

Finding the Fourth Proportional to 7,845.17, 10,826.91 and 4,861.58

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Solution

The fourth proportional to 7,845.17, 10,826.91 and 4,861.58 is: 6,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.17 : 10,826.91 = 4,861.58 : x
  2. Step 2: Convert to fraction form
    7,845.17/10,826.91 = 4,861.58/x
  3. Step 3: Cross multiply
    7,845.17x = 10,826.91 × 4,861.58
  4. Step 4: Simplify right side
    7,845.17x = 52,635,889.12
  5. Step 5: Solve for x
    x = 52,635,889.12/7,845.17
  6. Step 6: Final answer
    x = 6,709.34

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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.