Home / 9,114.96-13,672.62-2,875.98

Finding the Fourth Proportional to 9,114.96, 13,672.62 and 2,875.98

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Solution

The fourth proportional to 9,114.96, 13,672.62 and 2,875.98 is: 4,314.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.96 : 13,672.62 = 2,875.98 : x
  2. Step 2: Convert to fraction form
    9,114.96/13,672.62 = 2,875.98/x
  3. Step 3: Cross multiply
    9,114.96x = 13,672.62 × 2,875.98
  4. Step 4: Simplify right side
    9,114.96x = 39,322,181.67
  5. Step 5: Solve for x
    x = 39,322,181.67/9,114.96
  6. Step 6: Final answer
    x = 4,314.03

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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.