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Finding the Fourth Proportional to 4,059.99, 5,603.04 and 2,291.90

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Solution

The fourth proportional to 4,059.99, 5,603.04 and 2,291.90 is: 3,162.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.99 : 5,603.04 = 2,291.90 : x
  2. Step 2: Convert to fraction form
    4,059.99/5,603.04 = 2,291.90/x
  3. Step 3: Cross multiply
    4,059.99x = 5,603.04 × 2,291.90
  4. Step 4: Simplify right side
    4,059.99x = 12,841,579.36
  5. Step 5: Solve for x
    x = 12,841,579.36/4,059.99
  6. Step 6: Final answer
    x = 3,162.96

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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.