Home / 1,778.16-2,664.36-1,346.16

Finding the Fourth Proportional to 1,778.16, 2,664.36 and 1,346.16

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Solution

The fourth proportional to 1,778.16, 2,664.36 and 1,346.16 is: 2,017.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778.16 : 2,664.36 = 1,346.16 : x
  2. Step 2: Convert to fraction form
    1,778.16/2,664.36 = 1,346.16/x
  3. Step 3: Cross multiply
    1,778.16x = 2,664.36 × 1,346.16
  4. Step 4: Simplify right side
    1,778.16x = 3,586,654.86
  5. Step 5: Solve for x
    x = 3,586,654.86/1,778.16
  6. Step 6: Final answer
    x = 2,017.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.