Home / 2,654.53-3,656.91-1,856.36

Finding the Fourth Proportional to 2,654.53, 3,656.91 and 1,856.36

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Solution

The fourth proportional to 2,654.53, 3,656.91 and 1,856.36 is: 2,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.53 : 3,656.91 = 1,856.36 : x
  2. Step 2: Convert to fraction form
    2,654.53/3,656.91 = 1,856.36/x
  3. Step 3: Cross multiply
    2,654.53x = 3,656.91 × 1,856.36
  4. Step 4: Simplify right side
    2,654.53x = 6,788,523.16
  5. Step 5: Solve for x
    x = 6,788,523.16/2,654.53
  6. Step 6: Final answer
    x = 2,557.34

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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.