Home / 8,259.67-11,395.56-4,720.37

Finding the Fourth Proportional to 8,259.67, 11,395.56 and 4,720.37

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Solution

The fourth proportional to 8,259.67, 11,395.56 and 4,720.37 is: 6,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.67 : 11,395.56 = 4,720.37 : x
  2. Step 2: Convert to fraction form
    8,259.67/11,395.56 = 4,720.37/x
  3. Step 3: Cross multiply
    8,259.67x = 11,395.56 × 4,720.37
  4. Step 4: Simplify right side
    8,259.67x = 53,791,259.56
  5. Step 5: Solve for x
    x = 53,791,259.56/8,259.67
  6. Step 6: Final answer
    x = 6,512.52

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.