Home / 7,420.41-10,240.29-4,063.19

Finding the Fourth Proportional to 7,420.41, 10,240.29 and 4,063.19

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Solution

The fourth proportional to 7,420.41, 10,240.29 and 4,063.19 is: 5,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420.41 : 10,240.29 = 4,063.19 : x
  2. Step 2: Convert to fraction form
    7,420.41/10,240.29 = 4,063.19/x
  3. Step 3: Cross multiply
    7,420.41x = 10,240.29 × 4,063.19
  4. Step 4: Simplify right side
    7,420.41x = 41,608,192.72
  5. Step 5: Solve for x
    x = 41,608,192.72/7,420.41
  6. Step 6: Final answer
    x = 5,607.26

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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.