Home / 8,693.19-13,039.56-4,189.23

Finding the Fourth Proportional to 8,693.19, 13,039.56 and 4,189.23

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Solution

The fourth proportional to 8,693.19, 13,039.56 and 4,189.23 is: 6,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.19 : 13,039.56 = 4,189.23 : x
  2. Step 2: Convert to fraction form
    8,693.19/13,039.56 = 4,189.23/x
  3. Step 3: Cross multiply
    8,693.19x = 13,039.56 × 4,189.23
  4. Step 4: Simplify right side
    8,693.19x = 54,625,715.94
  5. Step 5: Solve for x
    x = 54,625,715.94/8,693.19
  6. Step 6: Final answer
    x = 6,283.74

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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.