Home / 5,987.02-8,985.21-4,151.07

Finding the Fourth Proportional to 5,987.02, 8,985.21 and 4,151.07

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Solution

The fourth proportional to 5,987.02, 8,985.21 and 4,151.07 is: 6,229.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.02 : 8,985.21 = 4,151.07 : x
  2. Step 2: Convert to fraction form
    5,987.02/8,985.21 = 4,151.07/x
  3. Step 3: Cross multiply
    5,987.02x = 8,985.21 × 4,151.07
  4. Step 4: Simplify right side
    5,987.02x = 37,298,190.75
  5. Step 5: Solve for x
    x = 37,298,190.75/5,987.02
  6. Step 6: Final answer
    x = 6,229.84

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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.