Home / 1,664.51-2,295.32-1,001.24

Finding the Fourth Proportional to 1,664.51, 2,295.32 and 1,001.24

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Solution

The fourth proportional to 1,664.51, 2,295.32 and 1,001.24 is: 1,380.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.51 : 2,295.32 = 1,001.24 : x
  2. Step 2: Convert to fraction form
    1,664.51/2,295.32 = 1,001.24/x
  3. Step 3: Cross multiply
    1,664.51x = 2,295.32 × 1,001.24
  4. Step 4: Simplify right side
    1,664.51x = 2,298,161.72
  5. Step 5: Solve for x
    x = 2,298,161.72/1,664.51
  6. Step 6: Final answer
    x = 1,380.68

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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.