Home / 9,419.45-14,121.66-4,737.05

Finding the Fourth Proportional to 9,419.45, 14,121.66 and 4,737.05

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Solution

The fourth proportional to 9,419.45, 14,121.66 and 4,737.05 is: 7,101.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.45 : 14,121.66 = 4,737.05 : x
  2. Step 2: Convert to fraction form
    9,419.45/14,121.66 = 4,737.05/x
  3. Step 3: Cross multiply
    9,419.45x = 14,121.66 × 4,737.05
  4. Step 4: Simplify right side
    9,419.45x = 66,895,009.50
  5. Step 5: Solve for x
    x = 66,895,009.50/9,419.45
  6. Step 6: Final answer
    x = 7,101.80

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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.