Home / 4,326.80-6,485.51-2,100.93

Finding the Fourth Proportional to 4,326.80, 6,485.51 and 2,100.93

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Solution

The fourth proportional to 4,326.80, 6,485.51 and 2,100.93 is: 3,149.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.80 : 6,485.51 = 2,100.93 : x
  2. Step 2: Convert to fraction form
    4,326.80/6,485.51 = 2,100.93/x
  3. Step 3: Cross multiply
    4,326.80x = 6,485.51 × 2,100.93
  4. Step 4: Simplify right side
    4,326.80x = 13,625,592.02
  5. Step 5: Solve for x
    x = 13,625,592.02/4,326.80
  6. Step 6: Final answer
    x = 3,149.12

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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.