Home / 9,470.16-14,212.53-4,279.68

Finding the Fourth Proportional to 9,470.16, 14,212.53 and 4,279.68

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Solution

The fourth proportional to 9,470.16, 14,212.53 and 4,279.68 is: 6,422.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.16 : 14,212.53 = 4,279.68 : x
  2. Step 2: Convert to fraction form
    9,470.16/14,212.53 = 4,279.68/x
  3. Step 3: Cross multiply
    9,470.16x = 14,212.53 × 4,279.68
  4. Step 4: Simplify right side
    9,470.16x = 60,825,080.39
  5. Step 5: Solve for x
    x = 60,825,080.39/9,470.16
  6. Step 6: Final answer
    x = 6,422.81

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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.