Home / 5,985.28-8,258.70-3,467.80

Finding the Fourth Proportional to 5,985.28, 8,258.70 and 3,467.80

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Solution

The fourth proportional to 5,985.28, 8,258.70 and 3,467.80 is: 4,784.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.28 : 8,258.70 = 3,467.80 : x
  2. Step 2: Convert to fraction form
    5,985.28/8,258.70 = 3,467.80/x
  3. Step 3: Cross multiply
    5,985.28x = 8,258.70 × 3,467.80
  4. Step 4: Simplify right side
    5,985.28x = 28,639,519.86
  5. Step 5: Solve for x
    x = 28,639,519.86/5,985.28
  6. Step 6: Final answer
    x = 4,784.99

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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.