Home / 9,432.70-14,150.52-2,857.32

Finding the Fourth Proportional to 9,432.70, 14,150.52 and 2,857.32

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Solution

The fourth proportional to 9,432.70, 14,150.52 and 2,857.32 is: 4,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.70 : 14,150.52 = 2,857.32 : x
  2. Step 2: Convert to fraction form
    9,432.70/14,150.52 = 2,857.32/x
  3. Step 3: Cross multiply
    9,432.70x = 14,150.52 × 2,857.32
  4. Step 4: Simplify right side
    9,432.70x = 40,432,563.81
  5. Step 5: Solve for x
    x = 40,432,563.81/9,432.70
  6. Step 6: Final answer
    x = 4,286.43

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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.