Home / 1,454.52-2,005.66-1,266.33

Finding the Fourth Proportional to 1,454.52, 2,005.66 and 1,266.33

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Solution

The fourth proportional to 1,454.52, 2,005.66 and 1,266.33 is: 1,746.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.52 : 2,005.66 = 1,266.33 : x
  2. Step 2: Convert to fraction form
    1,454.52/2,005.66 = 1,266.33/x
  3. Step 3: Cross multiply
    1,454.52x = 2,005.66 × 1,266.33
  4. Step 4: Simplify right side
    1,454.52x = 2,539,836.53
  5. Step 5: Solve for x
    x = 2,539,836.53/1,454.52
  6. Step 6: Final answer
    x = 1,746.16

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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.