Home / 7,019.42-10,517.23-4,240.25

Finding the Fourth Proportional to 7,019.42, 10,517.23 and 4,240.25

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Solution

The fourth proportional to 7,019.42, 10,517.23 and 4,240.25 is: 6,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.42 : 10,517.23 = 4,240.25 : x
  2. Step 2: Convert to fraction form
    7,019.42/10,517.23 = 4,240.25/x
  3. Step 3: Cross multiply
    7,019.42x = 10,517.23 × 4,240.25
  4. Step 4: Simplify right side
    7,019.42x = 44,595,684.51
  5. Step 5: Solve for x
    x = 44,595,684.51/7,019.42
  6. Step 6: Final answer
    x = 6,353.19

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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.