Home / 1,237.48-1,856.22-1,046.44

Finding the Fourth Proportional to 1,237.48, 1,856.22 and 1,046.44

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Solution

The fourth proportional to 1,237.48, 1,856.22 and 1,046.44 is: 1,569.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237.48 : 1,856.22 = 1,046.44 : x
  2. Step 2: Convert to fraction form
    1,237.48/1,856.22 = 1,046.44/x
  3. Step 3: Cross multiply
    1,237.48x = 1,856.22 × 1,046.44
  4. Step 4: Simplify right side
    1,237.48x = 1,942,422.86
  5. Step 5: Solve for x
    x = 1,942,422.86/1,237.48
  6. Step 6: Final answer
    x = 1,569.66

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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.