Home / 4,099.90-5,657.93-2,331.51

Finding the Fourth Proportional to 4,099.90, 5,657.93 and 2,331.51

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Solution

The fourth proportional to 4,099.90, 5,657.93 and 2,331.51 is: 3,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.90 : 5,657.93 = 2,331.51 : x
  2. Step 2: Convert to fraction form
    4,099.90/5,657.93 = 2,331.51/x
  3. Step 3: Cross multiply
    4,099.90x = 5,657.93 × 2,331.51
  4. Step 4: Simplify right side
    4,099.90x = 13,191,520.37
  5. Step 5: Solve for x
    x = 13,191,520.37/4,099.90
  6. Step 6: Final answer
    x = 3,217.52

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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.