Home / 4,937.12-7,406.08-1,474.32

Finding the Fourth Proportional to 4,937.12, 7,406.08 and 1,474.32

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Solution

The fourth proportional to 4,937.12, 7,406.08 and 1,474.32 is: 2,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.12 : 7,406.08 = 1,474.32 : x
  2. Step 2: Convert to fraction form
    4,937.12/7,406.08 = 1,474.32/x
  3. Step 3: Cross multiply
    4,937.12x = 7,406.08 × 1,474.32
  4. Step 4: Simplify right side
    4,937.12x = 10,918,931.87
  5. Step 5: Solve for x
    x = 10,918,931.87/4,937.12
  6. Step 6: Final answer
    x = 2,211.60

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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.