Home / 7,389.27-10,193.39-4,999.34

Finding the Fourth Proportional to 7,389.27, 10,193.39 and 4,999.34

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Solution

The fourth proportional to 7,389.27, 10,193.39 and 4,999.34 is: 6,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.27 : 10,193.39 = 4,999.34 : x
  2. Step 2: Convert to fraction form
    7,389.27/10,193.39 = 4,999.34/x
  3. Step 3: Cross multiply
    7,389.27x = 10,193.39 × 4,999.34
  4. Step 4: Simplify right side
    7,389.27x = 50,960,260.34
  5. Step 5: Solve for x
    x = 50,960,260.34/7,389.27
  6. Step 6: Final answer
    x = 6,896.52

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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.