Home / 9,010.90-13,490.04-6,012.28

Finding the Fourth Proportional to 9,010.90, 13,490.04 and 6,012.28

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Solution

The fourth proportional to 9,010.90, 13,490.04 and 6,012.28 is: 9,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.90 : 13,490.04 = 6,012.28 : x
  2. Step 2: Convert to fraction form
    9,010.90/13,490.04 = 6,012.28/x
  3. Step 3: Cross multiply
    9,010.90x = 13,490.04 × 6,012.28
  4. Step 4: Simplify right side
    9,010.90x = 81,105,861.22
  5. Step 5: Solve for x
    x = 81,105,861.22/9,010.90
  6. Step 6: Final answer
    x = 9,000.87

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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.