Home / 5,878.08-8,111.90-3,325.63

Finding the Fourth Proportional to 5,878.08, 8,111.90 and 3,325.63

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Solution

The fourth proportional to 5,878.08, 8,111.90 and 3,325.63 is: 4,589.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.08 : 8,111.90 = 3,325.63 : x
  2. Step 2: Convert to fraction form
    5,878.08/8,111.90 = 3,325.63/x
  3. Step 3: Cross multiply
    5,878.08x = 8,111.90 × 3,325.63
  4. Step 4: Simplify right side
    5,878.08x = 26,977,157.72
  5. Step 5: Solve for x
    x = 26,977,157.72/5,878.08
  6. Step 6: Final answer
    x = 4,589.45

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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.