Home / 2,464.38-3,400.11-2,152.80

Finding the Fourth Proportional to 2,464.38, 3,400.11 and 2,152.80

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Solution

The fourth proportional to 2,464.38, 3,400.11 and 2,152.80 is: 2,970.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,464.38 : 3,400.11 = 2,152.80 : x
  2. Step 2: Convert to fraction form
    2,464.38/3,400.11 = 2,152.80/x
  3. Step 3: Cross multiply
    2,464.38x = 3,400.11 × 2,152.80
  4. Step 4: Simplify right side
    2,464.38x = 7,319,756.81
  5. Step 5: Solve for x
    x = 7,319,756.81/2,464.38
  6. Step 6: Final answer
    x = 2,970.22

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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.