Home / 2,448.12-3,376.46-2,152.76

Finding the Fourth Proportional to 2,448.12, 3,376.46 and 2,152.76

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Solution

The fourth proportional to 2,448.12, 3,376.46 and 2,152.76 is: 2,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.12 : 3,376.46 = 2,152.76 : x
  2. Step 2: Convert to fraction form
    2,448.12/3,376.46 = 2,152.76/x
  3. Step 3: Cross multiply
    2,448.12x = 3,376.46 × 2,152.76
  4. Step 4: Simplify right side
    2,448.12x = 7,268,708.03
  5. Step 5: Solve for x
    x = 7,268,708.03/2,448.12
  6. Step 6: Final answer
    x = 2,969.10

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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.