Home / 9,814.84-13,544.40-5,623

Finding the Fourth Proportional to 9,814.84, 13,544.40 and 5,623

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Solution

The fourth proportional to 9,814.84, 13,544.40 and 5,623 is: 7,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.84 : 13,544.40 = 5,623 : x
  2. Step 2: Convert to fraction form
    9,814.84/13,544.40 = 5,623/x
  3. Step 3: Cross multiply
    9,814.84x = 13,544.40 × 5,623
  4. Step 4: Simplify right side
    9,814.84x = 76,160,161.20
  5. Step 5: Solve for x
    x = 76,160,161.20/9,814.84
  6. Step 6: Final answer
    x = 7,759.69

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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.