Home / 8,737.50-12,043.70-5,903.99

Finding the Fourth Proportional to 8,737.50, 12,043.70 and 5,903.99

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Solution

The fourth proportional to 8,737.50, 12,043.70 and 5,903.99 is: 8,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.50 : 12,043.70 = 5,903.99 : x
  2. Step 2: Convert to fraction form
    8,737.50/12,043.70 = 5,903.99/x
  3. Step 3: Cross multiply
    8,737.50x = 12,043.70 × 5,903.99
  4. Step 4: Simplify right side
    8,737.50x = 71,105,794.62
  5. Step 5: Solve for x
    x = 71,105,794.62/8,737.50
  6. Step 6: Final answer
    x = 8,138.00

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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.