Home / 5,370.64-8,055.59-1,672.52

Finding the Fourth Proportional to 5,370.64, 8,055.59 and 1,672.52

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Solution

The fourth proportional to 5,370.64, 8,055.59 and 1,672.52 is: 2,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.64 : 8,055.59 = 1,672.52 : x
  2. Step 2: Convert to fraction form
    5,370.64/8,055.59 = 1,672.52/x
  3. Step 3: Cross multiply
    5,370.64x = 8,055.59 × 1,672.52
  4. Step 4: Simplify right side
    5,370.64x = 13,473,086.75
  5. Step 5: Solve for x
    x = 13,473,086.75/5,370.64
  6. Step 6: Final answer
    x = 2,508.66

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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.