Home / 8,621.93-11,897.37-4,844.49

Finding the Fourth Proportional to 8,621.93, 11,897.37 and 4,844.49

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Solution

The fourth proportional to 8,621.93, 11,897.37 and 4,844.49 is: 6,684.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621.93 : 11,897.37 = 4,844.49 : x
  2. Step 2: Convert to fraction form
    8,621.93/11,897.37 = 4,844.49/x
  3. Step 3: Cross multiply
    8,621.93x = 11,897.37 × 4,844.49
  4. Step 4: Simplify right side
    8,621.93x = 57,636,689.99
  5. Step 5: Solve for x
    x = 57,636,689.99/8,621.93
  6. Step 6: Final answer
    x = 6,684.89

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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.