Home / 1,887.18-2,828.73-1,612.44

Finding the Fourth Proportional to 1,887.18, 2,828.73 and 1,612.44

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Solution

The fourth proportional to 1,887.18, 2,828.73 and 1,612.44 is: 2,416.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887.18 : 2,828.73 = 1,612.44 : x
  2. Step 2: Convert to fraction form
    1,887.18/2,828.73 = 1,612.44/x
  3. Step 3: Cross multiply
    1,887.18x = 2,828.73 × 1,612.44
  4. Step 4: Simplify right side
    1,887.18x = 4,561,157.40
  5. Step 5: Solve for x
    x = 4,561,157.40/1,887.18
  6. Step 6: Final answer
    x = 2,416.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.