Home / 3,158.43-4,737.66-1,509.98

Finding the Fourth Proportional to 3,158.43, 4,737.66 and 1,509.98

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Solution

The fourth proportional to 3,158.43, 4,737.66 and 1,509.98 is: 2,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.43 : 4,737.66 = 1,509.98 : x
  2. Step 2: Convert to fraction form
    3,158.43/4,737.66 = 1,509.98/x
  3. Step 3: Cross multiply
    3,158.43x = 4,737.66 × 1,509.98
  4. Step 4: Simplify right side
    3,158.43x = 7,153,742.50
  5. Step 5: Solve for x
    x = 7,153,742.50/3,158.43
  6. Step 6: Final answer
    x = 2,264.97

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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.