Home / 8,287.36-11,436.58-4,510.60

Finding the Fourth Proportional to 8,287.36, 11,436.58 and 4,510.60

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Solution

The fourth proportional to 8,287.36, 11,436.58 and 4,510.60 is: 6,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287.36 : 11,436.58 = 4,510.60 : x
  2. Step 2: Convert to fraction form
    8,287.36/11,436.58 = 4,510.60/x
  3. Step 3: Cross multiply
    8,287.36x = 11,436.58 × 4,510.60
  4. Step 4: Simplify right side
    8,287.36x = 51,585,837.75
  5. Step 5: Solve for x
    x = 51,585,837.75/8,287.36
  6. Step 6: Final answer
    x = 6,224.64

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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.