Home / 5,039.10-7,550.95-3,389.54

Finding the Fourth Proportional to 5,039.10, 7,550.95 and 3,389.54

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Solution

The fourth proportional to 5,039.10, 7,550.95 and 3,389.54 is: 5,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.10 : 7,550.95 = 3,389.54 : x
  2. Step 2: Convert to fraction form
    5,039.10/7,550.95 = 3,389.54/x
  3. Step 3: Cross multiply
    5,039.10x = 7,550.95 × 3,389.54
  4. Step 4: Simplify right side
    5,039.10x = 25,594,247.06
  5. Step 5: Solve for x
    x = 25,594,247.06/5,039.10
  6. Step 6: Final answer
    x = 5,079.13

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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.