Home / 4,941.32-7,406.34-1,653.64

Finding the Fourth Proportional to 4,941.32, 7,406.34 and 1,653.64

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Solution

The fourth proportional to 4,941.32, 7,406.34 and 1,653.64 is: 2,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.32 : 7,406.34 = 1,653.64 : x
  2. Step 2: Convert to fraction form
    4,941.32/7,406.34 = 1,653.64/x
  3. Step 3: Cross multiply
    4,941.32x = 7,406.34 × 1,653.64
  4. Step 4: Simplify right side
    4,941.32x = 12,247,420.08
  5. Step 5: Solve for x
    x = 12,247,420.08/4,941.32
  6. Step 6: Final answer
    x = 2,478.57

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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.