Home / 2,817.18-4,225.77-1,952.10

Finding the Fourth Proportional to 2,817.18, 4,225.77 and 1,952.10

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Solution

The fourth proportional to 2,817.18, 4,225.77 and 1,952.10 is: 2,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.18 : 4,225.77 = 1,952.10 : x
  2. Step 2: Convert to fraction form
    2,817.18/4,225.77 = 1,952.10/x
  3. Step 3: Cross multiply
    2,817.18x = 4,225.77 × 1,952.10
  4. Step 4: Simplify right side
    2,817.18x = 8,249,125.62
  5. Step 5: Solve for x
    x = 8,249,125.62/2,817.18
  6. Step 6: Final answer
    x = 2,928.15

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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.