Home / 6,930.39-9,551.57-5,247.77

Finding the Fourth Proportional to 6,930.39, 9,551.57 and 5,247.77

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Solution

The fourth proportional to 6,930.39, 9,551.57 and 5,247.77 is: 7,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.39 : 9,551.57 = 5,247.77 : x
  2. Step 2: Convert to fraction form
    6,930.39/9,551.57 = 5,247.77/x
  3. Step 3: Cross multiply
    6,930.39x = 9,551.57 × 5,247.77
  4. Step 4: Simplify right side
    6,930.39x = 50,124,407.86
  5. Step 5: Solve for x
    x = 50,124,407.86/6,930.39
  6. Step 6: Final answer
    x = 7,232.55

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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.