Home / 6,949.77-10,430.76-3,665.07

Finding the Fourth Proportional to 6,949.77, 10,430.76 and 3,665.07

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Solution

The fourth proportional to 6,949.77, 10,430.76 and 3,665.07 is: 5,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.77 : 10,430.76 = 3,665.07 : x
  2. Step 2: Convert to fraction form
    6,949.77/10,430.76 = 3,665.07/x
  3. Step 3: Cross multiply
    6,949.77x = 10,430.76 × 3,665.07
  4. Step 4: Simplify right side
    6,949.77x = 38,229,465.55
  5. Step 5: Solve for x
    x = 38,229,465.55/6,949.77
  6. Step 6: Final answer
    x = 5,500.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.