Home / 4,282.74-5,908.14-2,490.21

Finding the Fourth Proportional to 4,282.74, 5,908.14 and 2,490.21

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Solution

The fourth proportional to 4,282.74, 5,908.14 and 2,490.21 is: 3,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.74 : 5,908.14 = 2,490.21 : x
  2. Step 2: Convert to fraction form
    4,282.74/5,908.14 = 2,490.21/x
  3. Step 3: Cross multiply
    4,282.74x = 5,908.14 × 2,490.21
  4. Step 4: Simplify right side
    4,282.74x = 14,712,509.31
  5. Step 5: Solve for x
    x = 14,712,509.31/4,282.74
  6. Step 6: Final answer
    x = 3,435.30

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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.