Home / 1,237.41-1,856.25-1,166.13

Finding the Fourth Proportional to 1,237.41, 1,856.25 and 1,166.13

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Solution

The fourth proportional to 1,237.41, 1,856.25 and 1,166.13 is: 1,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237.41 : 1,856.25 = 1,166.13 : x
  2. Step 2: Convert to fraction form
    1,237.41/1,856.25 = 1,166.13/x
  3. Step 3: Cross multiply
    1,237.41x = 1,856.25 × 1,166.13
  4. Step 4: Simplify right side
    1,237.41x = 2,164,628.81
  5. Step 5: Solve for x
    x = 2,164,628.81/1,237.41
  6. Step 6: Final answer
    x = 1,749.32

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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.