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Finding the Fourth Proportional to 1,693.52, 2,540.28 and 597.28

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Solution

The fourth proportional to 1,693.52, 2,540.28 and 597.28 is: 895.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.52 : 2,540.28 = 597.28 : x
  2. Step 2: Convert to fraction form
    1,693.52/2,540.28 = 597.28/x
  3. Step 3: Cross multiply
    1,693.52x = 2,540.28 × 597.28
  4. Step 4: Simplify right side
    1,693.52x = 1,517,258.44
  5. Step 5: Solve for x
    x = 1,517,258.44/1,693.52
  6. Step 6: Final answer
    x = 895.92

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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.