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Finding the Fourth Proportional to 4,899.08, 6,745.98 and 4,430.19

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Solution

The fourth proportional to 4,899.08, 6,745.98 and 4,430.19 is: 6,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.08 : 6,745.98 = 4,430.19 : x
  2. Step 2: Convert to fraction form
    4,899.08/6,745.98 = 4,430.19/x
  3. Step 3: Cross multiply
    4,899.08x = 6,745.98 × 4,430.19
  4. Step 4: Simplify right side
    4,899.08x = 29,886,015.05
  5. Step 5: Solve for x
    x = 29,886,015.05/4,899.08
  6. Step 6: Final answer
    x = 6,100.33

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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.