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Finding the Fourth Proportional to 2,058.55, 3,087.81 and 597.80

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Solution

The fourth proportional to 2,058.55, 3,087.81 and 597.80 is: 896.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.55 : 3,087.81 = 597.80 : x
  2. Step 2: Convert to fraction form
    2,058.55/3,087.81 = 597.80/x
  3. Step 3: Cross multiply
    2,058.55x = 3,087.81 × 597.80
  4. Step 4: Simplify right side
    2,058.55x = 1,845,900.54
  5. Step 5: Solve for x
    x = 1,845,900.54/2,058.55
  6. Step 6: Final answer
    x = 896.70

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1.5x scale

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.