Home / 9,470.28-14,195.70-8,498.28

Finding the Fourth Proportional to 9,470.28, 14,195.70 and 8,498.28

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Solution

The fourth proportional to 9,470.28, 14,195.70 and 8,498.28 is: 12,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.28 : 14,195.70 = 8,498.28 : x
  2. Step 2: Convert to fraction form
    9,470.28/14,195.70 = 8,498.28/x
  3. Step 3: Cross multiply
    9,470.28x = 14,195.70 × 8,498.28
  4. Step 4: Simplify right side
    9,470.28x = 120,639,033.40
  5. Step 5: Solve for x
    x = 120,639,033.40/9,470.28
  6. Step 6: Final answer
    x = 12,738.70

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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.