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Finding the Fourth Proportional to 6,334.48, 8,744.79 and 4,570.30

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Solution

The fourth proportional to 6,334.48, 8,744.79 and 4,570.30 is: 6,309.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,334.48 : 8,744.79 = 4,570.30 : x
  2. Step 2: Convert to fraction form
    6,334.48/8,744.79 = 4,570.30/x
  3. Step 3: Cross multiply
    6,334.48x = 8,744.79 × 4,570.30
  4. Step 4: Simplify right side
    6,334.48x = 39,966,313.74
  5. Step 5: Solve for x
    x = 39,966,313.74/6,334.48
  6. Step 6: Final answer
    x = 6,309.33

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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.