Home / 6,039.72-9,056.81-1,878.50

Finding the Fourth Proportional to 6,039.72, 9,056.81 and 1,878.50

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Solution

The fourth proportional to 6,039.72, 9,056.81 and 1,878.50 is: 2,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.72 : 9,056.81 = 1,878.50 : x
  2. Step 2: Convert to fraction form
    6,039.72/9,056.81 = 1,878.50/x
  3. Step 3: Cross multiply
    6,039.72x = 9,056.81 × 1,878.50
  4. Step 4: Simplify right side
    6,039.72x = 17,013,244.92
  5. Step 5: Solve for x
    x = 17,013,244.92/6,039.72
  6. Step 6: Final answer
    x = 2,816.89

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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.