Home / 8,897.43-13,348.56-3,898.89

Finding the Fourth Proportional to 8,897.43, 13,348.56 and 3,898.89

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Solution

The fourth proportional to 8,897.43, 13,348.56 and 3,898.89 is: 5,849.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.43 : 13,348.56 = 3,898.89 : x
  2. Step 2: Convert to fraction form
    8,897.43/13,348.56 = 3,898.89/x
  3. Step 3: Cross multiply
    8,897.43x = 13,348.56 × 3,898.89
  4. Step 4: Simplify right side
    8,897.43x = 52,044,567.10
  5. Step 5: Solve for x
    x = 52,044,567.10/8,897.43
  6. Step 6: Final answer
    x = 5,849.39

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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.