Home / 6,076.85-9,117.30-5,423.60

Finding the Fourth Proportional to 6,076.85, 9,117.30 and 5,423.60

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Solution

The fourth proportional to 6,076.85, 9,117.30 and 5,423.60 is: 8,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.85 : 9,117.30 = 5,423.60 : x
  2. Step 2: Convert to fraction form
    6,076.85/9,117.30 = 5,423.60/x
  3. Step 3: Cross multiply
    6,076.85x = 9,117.30 × 5,423.60
  4. Step 4: Simplify right side
    6,076.85x = 49,448,588.28
  5. Step 5: Solve for x
    x = 49,448,588.28/6,076.85
  6. Step 6: Final answer
    x = 8,137.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.