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Finding the Fourth Proportional to 2,157.05, 3,235.77 and 597.06

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Solution

The fourth proportional to 2,157.05, 3,235.77 and 597.06 is: 895.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157.05 : 3,235.77 = 597.06 : x
  2. Step 2: Convert to fraction form
    2,157.05/3,235.77 = 597.06/x
  3. Step 3: Cross multiply
    2,157.05x = 3,235.77 × 597.06
  4. Step 4: Simplify right side
    2,157.05x = 1,931,948.84
  5. Step 5: Solve for x
    x = 1,931,948.84/2,157.05
  6. Step 6: Final answer
    x = 895.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.