Home / 4,557.86-6,837.69-1,438.16

Finding the Fourth Proportional to 4,557.86, 6,837.69 and 1,438.16

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Solution

The fourth proportional to 4,557.86, 6,837.69 and 1,438.16 is: 2,157.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.86 : 6,837.69 = 1,438.16 : x
  2. Step 2: Convert to fraction form
    4,557.86/6,837.69 = 1,438.16/x
  3. Step 3: Cross multiply
    4,557.86x = 6,837.69 × 1,438.16
  4. Step 4: Simplify right side
    4,557.86x = 9,833,658.06
  5. Step 5: Solve for x
    x = 9,833,658.06/4,557.86
  6. Step 6: Final answer
    x = 2,157.52

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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.