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Finding the Fourth Proportional to 5,445.69, 8,168.07 and 1,746.91

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Solution

The fourth proportional to 5,445.69, 8,168.07 and 1,746.91 is: 2,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.69 : 8,168.07 = 1,746.91 : x
  2. Step 2: Convert to fraction form
    5,445.69/8,168.07 = 1,746.91/x
  3. Step 3: Cross multiply
    5,445.69x = 8,168.07 × 1,746.91
  4. Step 4: Simplify right side
    5,445.69x = 14,268,883.16
  5. Step 5: Solve for x
    x = 14,268,883.16/5,445.69
  6. Step 6: Final answer
    x = 2,620.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.