Home / 4,788.12-6,605.10-3,392.76

Finding the Fourth Proportional to 4,788.12, 6,605.10 and 3,392.76

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Solution

The fourth proportional to 4,788.12, 6,605.10 and 3,392.76 is: 4,680.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.12 : 6,605.10 = 3,392.76 : x
  2. Step 2: Convert to fraction form
    4,788.12/6,605.10 = 3,392.76/x
  3. Step 3: Cross multiply
    4,788.12x = 6,605.10 × 3,392.76
  4. Step 4: Simplify right side
    4,788.12x = 22,409,519.08
  5. Step 5: Solve for x
    x = 22,409,519.08/4,788.12
  6. Step 6: Final answer
    x = 4,680.23

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Half scale
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Double scale
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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.