Home / 4,157.96-5,737.84-2,478.50

Finding the Fourth Proportional to 4,157.96, 5,737.84 and 2,478.50

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Solution

The fourth proportional to 4,157.96, 5,737.84 and 2,478.50 is: 3,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.96 : 5,737.84 = 2,478.50 : x
  2. Step 2: Convert to fraction form
    4,157.96/5,737.84 = 2,478.50/x
  3. Step 3: Cross multiply
    4,157.96x = 5,737.84 × 2,478.50
  4. Step 4: Simplify right side
    4,157.96x = 14,221,244.59
  5. Step 5: Solve for x
    x = 14,221,244.59/4,157.96
  6. Step 6: Final answer
    x = 3,420.24

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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.