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Finding the Fourth Proportional to 4,019.88, 5,537.52 and 3,495

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Solution

The fourth proportional to 4,019.88, 5,537.52 and 3,495 is: 4,814.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.88 : 5,537.52 = 3,495 : x
  2. Step 2: Convert to fraction form
    4,019.88/5,537.52 = 3,495/x
  3. Step 3: Cross multiply
    4,019.88x = 5,537.52 × 3,495
  4. Step 4: Simplify right side
    4,019.88x = 19,353,632.40
  5. Step 5: Solve for x
    x = 19,353,632.40/4,019.88
  6. Step 6: Final answer
    x = 4,814.48

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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.