Home / 4,157.23-5,737.09-2,478.77

Finding the Fourth Proportional to 4,157.23, 5,737.09 and 2,478.77

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Solution

The fourth proportional to 4,157.23, 5,737.09 and 2,478.77 is: 3,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.23 : 5,737.09 = 2,478.77 : x
  2. Step 2: Convert to fraction form
    4,157.23/5,737.09 = 2,478.77/x
  3. Step 3: Cross multiply
    4,157.23x = 5,737.09 × 2,478.77
  4. Step 4: Simplify right side
    4,157.23x = 14,220,926.58
  5. Step 5: Solve for x
    x = 14,220,926.58/4,157.23
  6. Step 6: Final answer
    x = 3,420.77

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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.