Home / 8,374.36-11,542.62-6,357.16

Finding the Fourth Proportional to 8,374.36, 11,542.62 and 6,357.16

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Solution

The fourth proportional to 8,374.36, 11,542.62 and 6,357.16 is: 8,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.36 : 11,542.62 = 6,357.16 : x
  2. Step 2: Convert to fraction form
    8,374.36/11,542.62 = 6,357.16/x
  3. Step 3: Cross multiply
    8,374.36x = 11,542.62 × 6,357.16
  4. Step 4: Simplify right side
    8,374.36x = 73,378,282.16
  5. Step 5: Solve for x
    x = 73,378,282.16/8,374.36
  6. Step 6: Final answer
    x = 8,762.26

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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.