Home / 5,572.86-8,358.69-2,285.70

Finding the Fourth Proportional to 5,572.86, 8,358.69 and 2,285.70

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Solution

The fourth proportional to 5,572.86, 8,358.69 and 2,285.70 is: 3,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.86 : 8,358.69 = 2,285.70 : x
  2. Step 2: Convert to fraction form
    5,572.86/8,358.69 = 2,285.70/x
  3. Step 3: Cross multiply
    5,572.86x = 8,358.69 × 2,285.70
  4. Step 4: Simplify right side
    5,572.86x = 19,105,457.73
  5. Step 5: Solve for x
    x = 19,105,457.73/5,572.86
  6. Step 6: Final answer
    x = 3,428.30

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Half scale
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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.