Home / 4,558.11-6,837.45-1,438.23

Finding the Fourth Proportional to 4,558.11, 6,837.45 and 1,438.23

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Solution

The fourth proportional to 4,558.11, 6,837.45 and 1,438.23 is: 2,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.11 : 6,837.45 = 1,438.23 : x
  2. Step 2: Convert to fraction form
    4,558.11/6,837.45 = 1,438.23/x
  3. Step 3: Cross multiply
    4,558.11x = 6,837.45 × 1,438.23
  4. Step 4: Simplify right side
    4,558.11x = 9,833,825.71
  5. Step 5: Solve for x
    x = 9,833,825.71/4,558.11
  6. Step 6: Final answer
    x = 2,157.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.