Home / 10,334.43-14,256.95-6,140.25

Finding the Fourth Proportional to 10,334.43, 14,256.95 and 6,140.25

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Solution

The fourth proportional to 10,334.43, 14,256.95 and 6,140.25 is: 8,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.43 : 14,256.95 = 6,140.25 : x
  2. Step 2: Convert to fraction form
    10,334.43/14,256.95 = 6,140.25/x
  3. Step 3: Cross multiply
    10,334.43x = 14,256.95 × 6,140.25
  4. Step 4: Simplify right side
    10,334.43x = 87,541,206.54
  5. Step 5: Solve for x
    x = 87,541,206.54/10,334.43
  6. Step 6: Final answer
    x = 8,470.83

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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.