Home / 1,717.53-2,363.80-1,416.37

Finding the Fourth Proportional to 1,717.53, 2,363.80 and 1,416.37

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Solution

The fourth proportional to 1,717.53, 2,363.80 and 1,416.37 is: 1,949.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.53 : 2,363.80 = 1,416.37 : x
  2. Step 2: Convert to fraction form
    1,717.53/2,363.80 = 1,416.37/x
  3. Step 3: Cross multiply
    1,717.53x = 2,363.80 × 1,416.37
  4. Step 4: Simplify right side
    1,717.53x = 3,348,015.41
  5. Step 5: Solve for x
    x = 3,348,015.41/1,717.53
  6. Step 6: Final answer
    x = 1,949.32

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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.