Home / 2,284.48-3,153.17-1,489.98

Finding the Fourth Proportional to 2,284.48, 3,153.17 and 1,489.98

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Solution

The fourth proportional to 2,284.48, 3,153.17 and 1,489.98 is: 2,056.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.48 : 3,153.17 = 1,489.98 : x
  2. Step 2: Convert to fraction form
    2,284.48/3,153.17 = 1,489.98/x
  3. Step 3: Cross multiply
    2,284.48x = 3,153.17 × 1,489.98
  4. Step 4: Simplify right side
    2,284.48x = 4,698,160.24
  5. Step 5: Solve for x
    x = 4,698,160.24/2,284.48
  6. Step 6: Final answer
    x = 2,056.56

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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.