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Finding the Fourth Proportional to 4,599.96, 6,347.07 and 2,921.64

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Solution

The fourth proportional to 4,599.96, 6,347.07 and 2,921.64 is: 4,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,599.96 : 6,347.07 = 2,921.64 : x
  2. Step 2: Convert to fraction form
    4,599.96/6,347.07 = 2,921.64/x
  3. Step 3: Cross multiply
    4,599.96x = 6,347.07 × 2,921.64
  4. Step 4: Simplify right side
    4,599.96x = 18,543,853.59
  5. Step 5: Solve for x
    x = 18,543,853.59/4,599.96
  6. Step 6: Final answer
    x = 4,031.31

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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.