Home / 1,664.18-2,295.34-1,453.91

Finding the Fourth Proportional to 1,664.18, 2,295.34 and 1,453.91

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Solution

The fourth proportional to 1,664.18, 2,295.34 and 1,453.91 is: 2,005.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.18 : 2,295.34 = 1,453.91 : x
  2. Step 2: Convert to fraction form
    1,664.18/2,295.34 = 1,453.91/x
  3. Step 3: Cross multiply
    1,664.18x = 2,295.34 × 1,453.91
  4. Step 4: Simplify right side
    1,664.18x = 3,337,217.78
  5. Step 5: Solve for x
    x = 3,337,217.78/1,664.18
  6. Step 6: Final answer
    x = 2,005.32

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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.