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Finding the Fourth Proportional to 6,657.51, 9,183.29 and 4,266.68

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Solution

The fourth proportional to 6,657.51, 9,183.29 and 4,266.68 is: 5,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.51 : 9,183.29 = 4,266.68 : x
  2. Step 2: Convert to fraction form
    6,657.51/9,183.29 = 4,266.68/x
  3. Step 3: Cross multiply
    6,657.51x = 9,183.29 × 4,266.68
  4. Step 4: Simplify right side
    6,657.51x = 39,182,159.78
  5. Step 5: Solve for x
    x = 39,182,159.78/6,657.51
  6. Step 6: Final answer
    x = 5,885.41

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Double scale
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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.