Home / 4,499.72-6,750.40-2,157.74

Finding the Fourth Proportional to 4,499.72, 6,750.40 and 2,157.74

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Solution

The fourth proportional to 4,499.72, 6,750.40 and 2,157.74 is: 3,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.72 : 6,750.40 = 2,157.74 : x
  2. Step 2: Convert to fraction form
    4,499.72/6,750.40 = 2,157.74/x
  3. Step 3: Cross multiply
    4,499.72x = 6,750.40 × 2,157.74
  4. Step 4: Simplify right side
    4,499.72x = 14,565,608.10
  5. Step 5: Solve for x
    x = 14,565,608.10/4,499.72
  6. Step 6: Final answer
    x = 3,237.00

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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.