Home / 10,370.43-14,314.41-6,392.79

Finding the Fourth Proportional to 10,370.43, 14,314.41 and 6,392.79

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Solution

The fourth proportional to 10,370.43, 14,314.41 and 6,392.79 is: 8,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.43 : 14,314.41 = 6,392.79 : x
  2. Step 2: Convert to fraction form
    10,370.43/14,314.41 = 6,392.79/x
  3. Step 3: Cross multiply
    10,370.43x = 14,314.41 × 6,392.79
  4. Step 4: Simplify right side
    10,370.43x = 91,509,017.10
  5. Step 5: Solve for x
    x = 91,509,017.10/10,370.43
  6. Step 6: Final answer
    x = 8,824.03

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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.