Home / 6,656.45-9,984.53-1,725.91

Finding the Fourth Proportional to 6,656.45, 9,984.53 and 1,725.91

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Solution

The fourth proportional to 6,656.45, 9,984.53 and 1,725.91 is: 2,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.45 : 9,984.53 = 1,725.91 : x
  2. Step 2: Convert to fraction form
    6,656.45/9,984.53 = 1,725.91/x
  3. Step 3: Cross multiply
    6,656.45x = 9,984.53 × 1,725.91
  4. Step 4: Simplify right side
    6,656.45x = 17,232,379.53
  5. Step 5: Solve for x
    x = 17,232,379.53/6,656.45
  6. Step 6: Final answer
    x = 2,588.83

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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.