Home / 1,604.52-2,212.74-1,417.32

Finding the Fourth Proportional to 1,604.52, 2,212.74 and 1,417.32

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Solution

The fourth proportional to 1,604.52, 2,212.74 and 1,417.32 is: 1,954.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.52 : 2,212.74 = 1,417.32 : x
  2. Step 2: Convert to fraction form
    1,604.52/2,212.74 = 1,417.32/x
  3. Step 3: Cross multiply
    1,604.52x = 2,212.74 × 1,417.32
  4. Step 4: Simplify right side
    1,604.52x = 3,136,160.66
  5. Step 5: Solve for x
    x = 3,136,160.66/1,604.52
  6. Step 6: Final answer
    x = 1,954.58

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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.