Home / 7,420.46-10,241.14-4,436.26

Finding the Fourth Proportional to 7,420.46, 10,241.14 and 4,436.26

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Solution

The fourth proportional to 7,420.46, 10,241.14 and 4,436.26 is: 6,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420.46 : 10,241.14 = 4,436.26 : x
  2. Step 2: Convert to fraction form
    7,420.46/10,241.14 = 4,436.26/x
  3. Step 3: Cross multiply
    7,420.46x = 10,241.14 × 4,436.26
  4. Step 4: Simplify right side
    7,420.46x = 45,432,359.74
  5. Step 5: Solve for x
    x = 45,432,359.74/7,420.46
  6. Step 6: Final answer
    x = 6,122.58

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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.