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Finding the Fourth Proportional to 6,578.37, 9,068.74 and 4,058.80

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Solution

The fourth proportional to 6,578.37, 9,068.74 and 4,058.80 is: 5,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578.37 : 9,068.74 = 4,058.80 : x
  2. Step 2: Convert to fraction form
    6,578.37/9,068.74 = 4,058.80/x
  3. Step 3: Cross multiply
    6,578.37x = 9,068.74 × 4,058.80
  4. Step 4: Simplify right side
    6,578.37x = 36,808,169.09
  5. Step 5: Solve for x
    x = 36,808,169.09/6,578.37
  6. Step 6: Final answer
    x = 5,595.33

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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.