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Finding the Fourth Proportional to 6,743.59, 9,303.76 and 4,506.87

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Solution

The fourth proportional to 6,743.59, 9,303.76 and 4,506.87 is: 6,217.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.59 : 9,303.76 = 4,506.87 : x
  2. Step 2: Convert to fraction form
    6,743.59/9,303.76 = 4,506.87/x
  3. Step 3: Cross multiply
    6,743.59x = 9,303.76 × 4,506.87
  4. Step 4: Simplify right side
    6,743.59x = 41,930,877.35
  5. Step 5: Solve for x
    x = 41,930,877.35/6,743.59
  6. Step 6: Final answer
    x = 6,217.89

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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.