Home / 9,051.85-12,491.52-5,072.93

Finding the Fourth Proportional to 9,051.85, 12,491.52 and 5,072.93

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Solution

The fourth proportional to 9,051.85, 12,491.52 and 5,072.93 is: 7,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.85 : 12,491.52 = 5,072.93 : x
  2. Step 2: Convert to fraction form
    9,051.85/12,491.52 = 5,072.93/x
  3. Step 3: Cross multiply
    9,051.85x = 12,491.52 × 5,072.93
  4. Step 4: Simplify right side
    9,051.85x = 63,368,571.92
  5. Step 5: Solve for x
    x = 63,368,571.92/9,051.85
  6. Step 6: Final answer
    x = 7,000.62

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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.