Home / 9,431.64-14,145.89-2,856.26

Finding the Fourth Proportional to 9,431.64, 14,145.89 and 2,856.26

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Solution

The fourth proportional to 9,431.64, 14,145.89 and 2,856.26 is: 4,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.64 : 14,145.89 = 2,856.26 : x
  2. Step 2: Convert to fraction form
    9,431.64/14,145.89 = 2,856.26/x
  3. Step 3: Cross multiply
    9,431.64x = 14,145.89 × 2,856.26
  4. Step 4: Simplify right side
    9,431.64x = 40,404,376.92
  5. Step 5: Solve for x
    x = 40,404,376.92/9,431.64
  6. Step 6: Final answer
    x = 4,283.92

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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.