Home / 7,261.21-10,022.07-4,429.54

Finding the Fourth Proportional to 7,261.21, 10,022.07 and 4,429.54

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Solution

The fourth proportional to 7,261.21, 10,022.07 and 4,429.54 is: 6,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.21 : 10,022.07 = 4,429.54 : x
  2. Step 2: Convert to fraction form
    7,261.21/10,022.07 = 4,429.54/x
  3. Step 3: Cross multiply
    7,261.21x = 10,022.07 × 4,429.54
  4. Step 4: Simplify right side
    7,261.21x = 44,393,159.95
  5. Step 5: Solve for x
    x = 44,393,159.95/7,261.21
  6. Step 6: Final answer
    x = 6,113.74

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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.