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Finding the Fourth Proportional to 4,303.88, 5,939.42 and 2,415.87

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Solution

The fourth proportional to 4,303.88, 5,939.42 and 2,415.87 is: 3,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.88 : 5,939.42 = 2,415.87 : x
  2. Step 2: Convert to fraction form
    4,303.88/5,939.42 = 2,415.87/x
  3. Step 3: Cross multiply
    4,303.88x = 5,939.42 × 2,415.87
  4. Step 4: Simplify right side
    4,303.88x = 14,348,854.52
  5. Step 5: Solve for x
    x = 14,348,854.52/4,303.88
  6. Step 6: Final answer
    x = 3,333.94

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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.