Home / 6,737.40-10,127.70-6,348.60

Finding the Fourth Proportional to 6,737.40, 10,127.70 and 6,348.60

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Solution

The fourth proportional to 6,737.40, 10,127.70 and 6,348.60 is: 9,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,737.40 : 10,127.70 = 6,348.60 : x
  2. Step 2: Convert to fraction form
    6,737.40/10,127.70 = 6,348.60/x
  3. Step 3: Cross multiply
    6,737.40x = 10,127.70 × 6,348.60
  4. Step 4: Simplify right side
    6,737.40x = 64,296,716.22
  5. Step 5: Solve for x
    x = 64,296,716.22/6,737.40
  6. Step 6: Final answer
    x = 9,543.25

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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.