Home / 8,437.14-11,646.36-5,080.12

Finding the Fourth Proportional to 8,437.14, 11,646.36 and 5,080.12

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Solution

The fourth proportional to 8,437.14, 11,646.36 and 5,080.12 is: 7,012.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.14 : 11,646.36 = 5,080.12 : x
  2. Step 2: Convert to fraction form
    8,437.14/11,646.36 = 5,080.12/x
  3. Step 3: Cross multiply
    8,437.14x = 11,646.36 × 5,080.12
  4. Step 4: Simplify right side
    8,437.14x = 59,164,906.36
  5. Step 5: Solve for x
    x = 59,164,906.36/8,437.14
  6. Step 6: Final answer
    x = 7,012.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.