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Finding the Fourth Proportional to 967.37, 1,336.28 and 760.19

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Solution

The fourth proportional to 967.37, 1,336.28 and 760.19 is: 1,050.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.37 : 1,336.28 = 760.19 : x
  2. Step 2: Convert to fraction form
    967.37/1,336.28 = 760.19/x
  3. Step 3: Cross multiply
    967.37x = 1,336.28 × 760.19
  4. Step 4: Simplify right side
    967.37x = 1,015,816.21
  5. Step 5: Solve for x
    x = 1,015,816.21/967.37
  6. Step 6: Final answer
    x = 1,050.09

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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.