Home / 8,253.40-11,389.44-5,899.48

Finding the Fourth Proportional to 8,253.40, 11,389.44 and 5,899.48

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Solution

The fourth proportional to 8,253.40, 11,389.44 and 5,899.48 is: 8,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.40 : 11,389.44 = 5,899.48 : x
  2. Step 2: Convert to fraction form
    8,253.40/11,389.44 = 5,899.48/x
  3. Step 3: Cross multiply
    8,253.40x = 11,389.44 × 5,899.48
  4. Step 4: Simplify right side
    8,253.40x = 67,191,773.49
  5. Step 5: Solve for x
    x = 67,191,773.49/8,253.40
  6. Step 6: Final answer
    x = 8,141.10

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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.