Home / 4,922.45-7,381.71-1,801.74

Finding the Fourth Proportional to 4,922.45, 7,381.71 and 1,801.74

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Solution

The fourth proportional to 4,922.45, 7,381.71 and 1,801.74 is: 2,701.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.45 : 7,381.71 = 1,801.74 : x
  2. Step 2: Convert to fraction form
    4,922.45/7,381.71 = 1,801.74/x
  3. Step 3: Cross multiply
    4,922.45x = 7,381.71 × 1,801.74
  4. Step 4: Simplify right side
    4,922.45x = 13,299,922.18
  5. Step 5: Solve for x
    x = 13,299,922.18/4,922.45
  6. Step 6: Final answer
    x = 2,701.89

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1.5x scale

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.