Home / 10,370.59-14,310.93-6,392.08

Finding the Fourth Proportional to 10,370.59, 14,310.93 and 6,392.08

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Solution

The fourth proportional to 10,370.59, 14,310.93 and 6,392.08 is: 8,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.59 : 14,310.93 = 6,392.08 : x
  2. Step 2: Convert to fraction form
    10,370.59/14,310.93 = 6,392.08/x
  3. Step 3: Cross multiply
    10,370.59x = 14,310.93 × 6,392.08
  4. Step 4: Simplify right side
    10,370.59x = 91,476,609.43
  5. Step 5: Solve for x
    x = 91,476,609.43/10,370.59
  6. Step 6: Final answer
    x = 8,820.77

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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.