Home / 4,410.41-6,615.62-1,078.65

Finding the Fourth Proportional to 4,410.41, 6,615.62 and 1,078.65

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Solution

The fourth proportional to 4,410.41, 6,615.62 and 1,078.65 is: 1,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.41 : 6,615.62 = 1,078.65 : x
  2. Step 2: Convert to fraction form
    4,410.41/6,615.62 = 1,078.65/x
  3. Step 3: Cross multiply
    4,410.41x = 6,615.62 × 1,078.65
  4. Step 4: Simplify right side
    4,410.41x = 7,135,938.51
  5. Step 5: Solve for x
    x = 7,135,938.51/4,410.41
  6. Step 6: Final answer
    x = 1,617.98

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.