Home / 2,346.96-3,525.24-1,982.40

Finding the Fourth Proportional to 2,346.96, 3,525.24 and 1,982.40

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Solution

The fourth proportional to 2,346.96, 3,525.24 and 1,982.40 is: 2,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.96 : 3,525.24 = 1,982.40 : x
  2. Step 2: Convert to fraction form
    2,346.96/3,525.24 = 1,982.40/x
  3. Step 3: Cross multiply
    2,346.96x = 3,525.24 × 1,982.40
  4. Step 4: Simplify right side
    2,346.96x = 6,988,435.78
  5. Step 5: Solve for x
    x = 6,988,435.78/2,346.96
  6. Step 6: Final answer
    x = 2,977.65

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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.