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Finding the Fourth Proportional to 4,235.47, 5,845.14 and 2,347.05

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Solution

The fourth proportional to 4,235.47, 5,845.14 and 2,347.05 is: 3,239.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.47 : 5,845.14 = 2,347.05 : x
  2. Step 2: Convert to fraction form
    4,235.47/5,845.14 = 2,347.05/x
  3. Step 3: Cross multiply
    4,235.47x = 5,845.14 × 2,347.05
  4. Step 4: Simplify right side
    4,235.47x = 13,718,840.21
  5. Step 5: Solve for x
    x = 13,718,840.21/4,235.47
  6. Step 6: Final answer
    x = 3,239.03

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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.