Home / 5,303.08-7,957.35-2,185.39

Finding the Fourth Proportional to 5,303.08, 7,957.35 and 2,185.39

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Solution

The fourth proportional to 5,303.08, 7,957.35 and 2,185.39 is: 3,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.08 : 7,957.35 = 2,185.39 : x
  2. Step 2: Convert to fraction form
    5,303.08/7,957.35 = 2,185.39/x
  3. Step 3: Cross multiply
    5,303.08x = 7,957.35 × 2,185.39
  4. Step 4: Simplify right side
    5,303.08x = 17,389,913.12
  5. Step 5: Solve for x
    x = 17,389,913.12/5,303.08
  6. Step 6: Final answer
    x = 3,279.21

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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.