Home / 2,460.80-3,396.16-2,384.32

Finding the Fourth Proportional to 2,460.80, 3,396.16 and 2,384.32

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Solution

The fourth proportional to 2,460.80, 3,396.16 and 2,384.32 is: 3,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.80 : 3,396.16 = 2,384.32 : x
  2. Step 2: Convert to fraction form
    2,460.80/3,396.16 = 2,384.32/x
  3. Step 3: Cross multiply
    2,460.80x = 3,396.16 × 2,384.32
  4. Step 4: Simplify right side
    2,460.80x = 8,097,532.21
  5. Step 5: Solve for x
    x = 8,097,532.21/2,460.80
  6. Step 6: Final answer
    x = 3,290.61

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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.