Home / 5,038.19-7,523.34-4,115.57

Finding the Fourth Proportional to 5,038.19, 7,523.34 and 4,115.57

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Solution

The fourth proportional to 5,038.19, 7,523.34 and 4,115.57 is: 6,145.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.19 : 7,523.34 = 4,115.57 : x
  2. Step 2: Convert to fraction form
    5,038.19/7,523.34 = 4,115.57/x
  3. Step 3: Cross multiply
    5,038.19x = 7,523.34 × 4,115.57
  4. Step 4: Simplify right side
    5,038.19x = 30,962,811.83
  5. Step 5: Solve for x
    x = 30,962,811.83/5,038.19
  6. Step 6: Final answer
    x = 6,145.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.