Home / 8,941.64-12,339.49-4,962.75

Finding the Fourth Proportional to 8,941.64, 12,339.49 and 4,962.75

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Solution

The fourth proportional to 8,941.64, 12,339.49 and 4,962.75 is: 6,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.64 : 12,339.49 = 4,962.75 : x
  2. Step 2: Convert to fraction form
    8,941.64/12,339.49 = 4,962.75/x
  3. Step 3: Cross multiply
    8,941.64x = 12,339.49 × 4,962.75
  4. Step 4: Simplify right side
    8,941.64x = 61,237,824.03
  5. Step 5: Solve for x
    x = 61,237,824.03/8,941.64
  6. Step 6: Final answer
    x = 6,848.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.