Home / 7,400.51-10,211.03-4,415.77

Finding the Fourth Proportional to 7,400.51, 10,211.03 and 4,415.77

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Solution

The fourth proportional to 7,400.51, 10,211.03 and 4,415.77 is: 6,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.51 : 10,211.03 = 4,415.77 : x
  2. Step 2: Convert to fraction form
    7,400.51/10,211.03 = 4,415.77/x
  3. Step 3: Cross multiply
    7,400.51x = 10,211.03 × 4,415.77
  4. Step 4: Simplify right side
    7,400.51x = 45,089,512.34
  5. Step 5: Solve for x
    x = 45,089,512.34/7,400.51
  6. Step 6: Final answer
    x = 6,092.76

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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.