Home / 5,133.26-7,699.89-1,237.67

Finding the Fourth Proportional to 5,133.26, 7,699.89 and 1,237.67

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Solution

The fourth proportional to 5,133.26, 7,699.89 and 1,237.67 is: 1,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.26 : 7,699.89 = 1,237.67 : x
  2. Step 2: Convert to fraction form
    5,133.26/7,699.89 = 1,237.67/x
  3. Step 3: Cross multiply
    5,133.26x = 7,699.89 × 1,237.67
  4. Step 4: Simplify right side
    5,133.26x = 9,529,922.86
  5. Step 5: Solve for x
    x = 9,529,922.86/5,133.26
  6. Step 6: Final answer
    x = 1,856.51

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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.