Home / 4,157.50-5,737.48-2,389.44

Finding the Fourth Proportional to 4,157.50, 5,737.48 and 2,389.44

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Solution

The fourth proportional to 4,157.50, 5,737.48 and 2,389.44 is: 3,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.50 : 5,737.48 = 2,389.44 : x
  2. Step 2: Convert to fraction form
    4,157.50/5,737.48 = 2,389.44/x
  3. Step 3: Cross multiply
    4,157.50x = 5,737.48 × 2,389.44
  4. Step 4: Simplify right side
    4,157.50x = 13,709,364.21
  5. Step 5: Solve for x
    x = 13,709,364.21/4,157.50
  6. Step 6: Final answer
    x = 3,297.50

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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.