Home / 5,438.23-7,502.95-3,759.03

Finding the Fourth Proportional to 5,438.23, 7,502.95 and 3,759.03

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Solution

The fourth proportional to 5,438.23, 7,502.95 and 3,759.03 is: 5,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.23 : 7,502.95 = 3,759.03 : x
  2. Step 2: Convert to fraction form
    5,438.23/7,502.95 = 3,759.03/x
  3. Step 3: Cross multiply
    5,438.23x = 7,502.95 × 3,759.03
  4. Step 4: Simplify right side
    5,438.23x = 28,203,804.74
  5. Step 5: Solve for x
    x = 28,203,804.74/5,438.23
  6. Step 6: Final answer
    x = 5,186.21

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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.