Home / 9,175.42-12,662.01-4,983.70

Finding the Fourth Proportional to 9,175.42, 12,662.01 and 4,983.70

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Solution

The fourth proportional to 9,175.42, 12,662.01 and 4,983.70 is: 6,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175.42 : 12,662.01 = 4,983.70 : x
  2. Step 2: Convert to fraction form
    9,175.42/12,662.01 = 4,983.70/x
  3. Step 3: Cross multiply
    9,175.42x = 12,662.01 × 4,983.70
  4. Step 4: Simplify right side
    9,175.42x = 63,103,659.24
  5. Step 5: Solve for x
    x = 63,103,659.24/9,175.42
  6. Step 6: Final answer
    x = 6,877.47

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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.