Home / 3,531.08-4,872.58-1,937.47

Finding the Fourth Proportional to 3,531.08, 4,872.58 and 1,937.47

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Solution

The fourth proportional to 3,531.08, 4,872.58 and 1,937.47 is: 2,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.08 : 4,872.58 = 1,937.47 : x
  2. Step 2: Convert to fraction form
    3,531.08/4,872.58 = 1,937.47/x
  3. Step 3: Cross multiply
    3,531.08x = 4,872.58 × 1,937.47
  4. Step 4: Simplify right side
    3,531.08x = 9,440,477.57
  5. Step 5: Solve for x
    x = 9,440,477.57/3,531.08
  6. Step 6: Final answer
    x = 2,673.54

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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.