Home / 2,885.90-4,328.85-2,416.10

Finding the Fourth Proportional to 2,885.90, 4,328.85 and 2,416.10

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Solution

The fourth proportional to 2,885.90, 4,328.85 and 2,416.10 is: 3,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.90 : 4,328.85 = 2,416.10 : x
  2. Step 2: Convert to fraction form
    2,885.90/4,328.85 = 2,416.10/x
  3. Step 3: Cross multiply
    2,885.90x = 4,328.85 × 2,416.10
  4. Step 4: Simplify right side
    2,885.90x = 10,458,934.49
  5. Step 5: Solve for x
    x = 10,458,934.49/2,885.90
  6. Step 6: Final answer
    x = 3,624.15

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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.