Home / 5,299.77-7,313.85-2,942.10

Finding the Fourth Proportional to 5,299.77, 7,313.85 and 2,942.10

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Solution

The fourth proportional to 5,299.77, 7,313.85 and 2,942.10 is: 4,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.77 : 7,313.85 = 2,942.10 : x
  2. Step 2: Convert to fraction form
    5,299.77/7,313.85 = 2,942.10/x
  3. Step 3: Cross multiply
    5,299.77x = 7,313.85 × 2,942.10
  4. Step 4: Simplify right side
    5,299.77x = 21,518,078.09
  5. Step 5: Solve for x
    x = 21,518,078.09/5,299.77
  6. Step 6: Final answer
    x = 4,060.19

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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.