Home / 7,341.41-10,131.22-3,984.26

Finding the Fourth Proportional to 7,341.41, 10,131.22 and 3,984.26

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Solution

The fourth proportional to 7,341.41, 10,131.22 and 3,984.26 is: 5,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.41 : 10,131.22 = 3,984.26 : x
  2. Step 2: Convert to fraction form
    7,341.41/10,131.22 = 3,984.26/x
  3. Step 3: Cross multiply
    7,341.41x = 10,131.22 × 3,984.26
  4. Step 4: Simplify right side
    7,341.41x = 40,365,373.90
  5. Step 5: Solve for x
    x = 40,365,373.90/7,341.41
  6. Step 6: Final answer
    x = 5,498.31

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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.