Home / 7,401.26-10,212.36-4,376.86

Finding the Fourth Proportional to 7,401.26, 10,212.36 and 4,376.86

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Solution

The fourth proportional to 7,401.26, 10,212.36 and 4,376.86 is: 6,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.26 : 10,212.36 = 4,376.86 : x
  2. Step 2: Convert to fraction form
    7,401.26/10,212.36 = 4,376.86/x
  3. Step 3: Cross multiply
    7,401.26x = 10,212.36 × 4,376.86
  4. Step 4: Simplify right side
    7,401.26x = 44,698,069.99
  5. Step 5: Solve for x
    x = 44,698,069.99/7,401.26
  6. Step 6: Final answer
    x = 6,039.25

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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.