Home / 8,319.16-11,477.10-5,836.60

Finding the Fourth Proportional to 8,319.16, 11,477.10 and 5,836.60

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Solution

The fourth proportional to 8,319.16, 11,477.10 and 5,836.60 is: 8,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.16 : 11,477.10 = 5,836.60 : x
  2. Step 2: Convert to fraction form
    8,319.16/11,477.10 = 5,836.60/x
  3. Step 3: Cross multiply
    8,319.16x = 11,477.10 × 5,836.60
  4. Step 4: Simplify right side
    8,319.16x = 66,987,241.86
  5. Step 5: Solve for x
    x = 66,987,241.86/8,319.16
  6. Step 6: Final answer
    x = 8,052.16

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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.