Home / 7,341.39-10,129.44-4,955.80

Finding the Fourth Proportional to 7,341.39, 10,129.44 and 4,955.80

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Solution

The fourth proportional to 7,341.39, 10,129.44 and 4,955.80 is: 6,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.39 : 10,129.44 = 4,955.80 : x
  2. Step 2: Convert to fraction form
    7,341.39/10,129.44 = 4,955.80/x
  3. Step 3: Cross multiply
    7,341.39x = 10,129.44 × 4,955.80
  4. Step 4: Simplify right side
    7,341.39x = 50,199,409.94
  5. Step 5: Solve for x
    x = 50,199,409.94/7,341.39
  6. Step 6: Final answer
    x = 6,837.86

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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.