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Finding the Fourth Proportional to 3,664.58, 5,051.58 and 2,545.58

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Solution

The fourth proportional to 3,664.58, 5,051.58 and 2,545.58 is: 3,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.58 : 5,051.58 = 2,545.58 : x
  2. Step 2: Convert to fraction form
    3,664.58/5,051.58 = 2,545.58/x
  3. Step 3: Cross multiply
    3,664.58x = 5,051.58 × 2,545.58
  4. Step 4: Simplify right side
    3,664.58x = 12,859,201.02
  5. Step 5: Solve for x
    x = 12,859,201.02/3,664.58
  6. Step 6: Final answer
    x = 3,509.05

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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.