Home / 2,406.86-3,319.10-1,462.80

Finding the Fourth Proportional to 2,406.86, 3,319.10 and 1,462.80

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Solution

The fourth proportional to 2,406.86, 3,319.10 and 1,462.80 is: 2,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.86 : 3,319.10 = 1,462.80 : x
  2. Step 2: Convert to fraction form
    2,406.86/3,319.10 = 1,462.80/x
  3. Step 3: Cross multiply
    2,406.86x = 3,319.10 × 1,462.80
  4. Step 4: Simplify right side
    2,406.86x = 4,855,179.48
  5. Step 5: Solve for x
    x = 4,855,179.48/2,406.86
  6. Step 6: Final answer
    x = 2,017.23

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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.