Home / 4,190.48-6,285.71-1,070.49

Finding the Fourth Proportional to 4,190.48, 6,285.71 and 1,070.49

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Solution

The fourth proportional to 4,190.48, 6,285.71 and 1,070.49 is: 1,605.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.48 : 6,285.71 = 1,070.49 : x
  2. Step 2: Convert to fraction form
    4,190.48/6,285.71 = 1,070.49/x
  3. Step 3: Cross multiply
    4,190.48x = 6,285.71 × 1,070.49
  4. Step 4: Simplify right side
    4,190.48x = 6,728,758.27
  5. Step 5: Solve for x
    x = 6,728,758.27/4,190.48
  6. Step 6: Final answer
    x = 1,605.72

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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.