Home / 4,557.94-6,838.13-1,438.07

Finding the Fourth Proportional to 4,557.94, 6,838.13 and 1,438.07

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Solution

The fourth proportional to 4,557.94, 6,838.13 and 1,438.07 is: 2,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.94 : 6,838.13 = 1,438.07 : x
  2. Step 2: Convert to fraction form
    4,557.94/6,838.13 = 1,438.07/x
  3. Step 3: Cross multiply
    4,557.94x = 6,838.13 × 1,438.07
  4. Step 4: Simplify right side
    4,557.94x = 9,833,675.42
  5. Step 5: Solve for x
    x = 9,833,675.42/4,557.94
  6. Step 6: Final answer
    x = 2,157.48

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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.