Home / 8,287.59-11,437.37-4,751.02

Finding the Fourth Proportional to 8,287.59, 11,437.37 and 4,751.02

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Solution

The fourth proportional to 8,287.59, 11,437.37 and 4,751.02 is: 6,556.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287.59 : 11,437.37 = 4,751.02 : x
  2. Step 2: Convert to fraction form
    8,287.59/11,437.37 = 4,751.02/x
  3. Step 3: Cross multiply
    8,287.59x = 11,437.37 × 4,751.02
  4. Step 4: Simplify right side
    8,287.59x = 54,339,173.62
  5. Step 5: Solve for x
    x = 54,339,173.62/8,287.59
  6. Step 6: Final answer
    x = 6,556.69

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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.