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Finding the Fourth Proportional to 1,194.03, 1,647.54 and 752.52

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Solution

The fourth proportional to 1,194.03, 1,647.54 and 752.52 is: 1,038.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.03 : 1,647.54 = 752.52 : x
  2. Step 2: Convert to fraction form
    1,194.03/1,647.54 = 752.52/x
  3. Step 3: Cross multiply
    1,194.03x = 1,647.54 × 752.52
  4. Step 4: Simplify right side
    1,194.03x = 1,239,806.80
  5. Step 5: Solve for x
    x = 1,239,806.80/1,194.03
  6. Step 6: Final answer
    x = 1,038.34

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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.