Home / 6,466.20-8,923.79-4,345.28

Finding the Fourth Proportional to 6,466.20, 8,923.79 and 4,345.28

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Solution

The fourth proportional to 6,466.20, 8,923.79 and 4,345.28 is: 5,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.20 : 8,923.79 = 4,345.28 : x
  2. Step 2: Convert to fraction form
    6,466.20/8,923.79 = 4,345.28/x
  3. Step 3: Cross multiply
    6,466.20x = 8,923.79 × 4,345.28
  4. Step 4: Simplify right side
    6,466.20x = 38,776,366.21
  5. Step 5: Solve for x
    x = 38,776,366.21/6,466.20
  6. Step 6: Final answer
    x = 5,996.78

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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.