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Finding the Fourth Proportional to 1,597.94, 2,204.43 and 1,038.44

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Solution

The fourth proportional to 1,597.94, 2,204.43 and 1,038.44 is: 1,432.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.94 : 2,204.43 = 1,038.44 : x
  2. Step 2: Convert to fraction form
    1,597.94/2,204.43 = 1,038.44/x
  3. Step 3: Cross multiply
    1,597.94x = 2,204.43 × 1,038.44
  4. Step 4: Simplify right side
    1,597.94x = 2,289,168.29
  5. Step 5: Solve for x
    x = 2,289,168.29/1,597.94
  6. Step 6: Final answer
    x = 1,432.57

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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.