Home / 4,354.47-6,530.03-2,131.93

Finding the Fourth Proportional to 4,354.47, 6,530.03 and 2,131.93

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Solution

The fourth proportional to 4,354.47, 6,530.03 and 2,131.93 is: 3,197.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354.47 : 6,530.03 = 2,131.93 : x
  2. Step 2: Convert to fraction form
    4,354.47/6,530.03 = 2,131.93/x
  3. Step 3: Cross multiply
    4,354.47x = 6,530.03 × 2,131.93
  4. Step 4: Simplify right side
    4,354.47x = 13,921,580.35
  5. Step 5: Solve for x
    x = 13,921,580.35/4,354.47
  6. Step 6: Final answer
    x = 3,197.08

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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.