Home / 8,300.88-11,454.37-4,897.80

Finding the Fourth Proportional to 8,300.88, 11,454.37 and 4,897.80

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Solution

The fourth proportional to 8,300.88, 11,454.37 and 4,897.80 is: 6,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.88 : 11,454.37 = 4,897.80 : x
  2. Step 2: Convert to fraction form
    8,300.88/11,454.37 = 4,897.80/x
  3. Step 3: Cross multiply
    8,300.88x = 11,454.37 × 4,897.80
  4. Step 4: Simplify right side
    8,300.88x = 56,101,201.14
  5. Step 5: Solve for x
    x = 56,101,201.14/8,300.88
  6. Step 6: Final answer
    x = 6,758.46

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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.