Home / 6,561.84-9,058.58-4,546.78

Finding the Fourth Proportional to 6,561.84, 9,058.58 and 4,546.78

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Solution

The fourth proportional to 6,561.84, 9,058.58 and 4,546.78 is: 6,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.84 : 9,058.58 = 4,546.78 : x
  2. Step 2: Convert to fraction form
    6,561.84/9,058.58 = 4,546.78/x
  3. Step 3: Cross multiply
    6,561.84x = 9,058.58 × 4,546.78
  4. Step 4: Simplify right side
    6,561.84x = 41,187,380.21
  5. Step 5: Solve for x
    x = 41,187,380.21/6,561.84
  6. Step 6: Final answer
    x = 6,276.80

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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.