Home / 1,347.32-2,009.08-1,183.46

Finding the Fourth Proportional to 1,347.32, 2,009.08 and 1,183.46

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Solution

The fourth proportional to 1,347.32, 2,009.08 and 1,183.46 is: 1,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347.32 : 2,009.08 = 1,183.46 : x
  2. Step 2: Convert to fraction form
    1,347.32/2,009.08 = 1,183.46/x
  3. Step 3: Cross multiply
    1,347.32x = 2,009.08 × 1,183.46
  4. Step 4: Simplify right side
    1,347.32x = 2,377,662.57
  5. Step 5: Solve for x
    x = 2,377,662.57/1,347.32
  6. Step 6: Final answer
    x = 1,764.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.