Home / 1,346.35-2,008.18-1,305.34

Finding the Fourth Proportional to 1,346.35, 2,008.18 and 1,305.34

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Solution

The fourth proportional to 1,346.35, 2,008.18 and 1,305.34 is: 1,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.35 : 2,008.18 = 1,305.34 : x
  2. Step 2: Convert to fraction form
    1,346.35/2,008.18 = 1,305.34/x
  3. Step 3: Cross multiply
    1,346.35x = 2,008.18 × 1,305.34
  4. Step 4: Simplify right side
    1,346.35x = 2,621,357.68
  5. Step 5: Solve for x
    x = 2,621,357.68/1,346.35
  6. Step 6: Final answer
    x = 1,947.01

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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.