Home / 5,853.02-8,782.77-2,390

Finding the Fourth Proportional to 5,853.02, 8,782.77 and 2,390

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Solution

The fourth proportional to 5,853.02, 8,782.77 and 2,390 is: 3,586.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.02 : 8,782.77 = 2,390 : x
  2. Step 2: Convert to fraction form
    5,853.02/8,782.77 = 2,390/x
  3. Step 3: Cross multiply
    5,853.02x = 8,782.77 × 2,390
  4. Step 4: Simplify right side
    5,853.02x = 20,990,820.30
  5. Step 5: Solve for x
    x = 20,990,820.30/5,853.02
  6. Step 6: Final answer
    x = 3,586.32

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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.