Home / 11,158.68-16,737.98-2,838.66

Finding the Fourth Proportional to 11,158.68, 16,737.98 and 2,838.66

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Solution

The fourth proportional to 11,158.68, 16,737.98 and 2,838.66 is: 4,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,158.68 : 16,737.98 = 2,838.66 : x
  2. Step 2: Convert to fraction form
    11,158.68/16,737.98 = 2,838.66/x
  3. Step 3: Cross multiply
    11,158.68x = 16,737.98 × 2,838.66
  4. Step 4: Simplify right side
    11,158.68x = 47,513,434.31
  5. Step 5: Solve for x
    x = 47,513,434.31/11,158.68
  6. Step 6: Final answer
    x = 4,257.98

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1.5x scale

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.