Home / 9,745.18-14,616.25-3,171.32

Finding the Fourth Proportional to 9,745.18, 14,616.25 and 3,171.32

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Solution

The fourth proportional to 9,745.18, 14,616.25 and 3,171.32 is: 4,756.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.18 : 14,616.25 = 3,171.32 : x
  2. Step 2: Convert to fraction form
    9,745.18/14,616.25 = 3,171.32/x
  3. Step 3: Cross multiply
    9,745.18x = 14,616.25 × 3,171.32
  4. Step 4: Simplify right side
    9,745.18x = 46,352,779.75
  5. Step 5: Solve for x
    x = 46,352,779.75/9,745.18
  6. Step 6: Final answer
    x = 4,756.48

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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.