Home / 9,897.12-14,846.40-3,324.96

Finding the Fourth Proportional to 9,897.12, 14,846.40 and 3,324.96

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Solution

The fourth proportional to 9,897.12, 14,846.40 and 3,324.96 is: 4,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,897.12 : 14,846.40 = 3,324.96 : x
  2. Step 2: Convert to fraction form
    9,897.12/14,846.40 = 3,324.96/x
  3. Step 3: Cross multiply
    9,897.12x = 14,846.40 × 3,324.96
  4. Step 4: Simplify right side
    9,897.12x = 49,363,686.14
  5. Step 5: Solve for x
    x = 49,363,686.14/9,897.12
  6. Step 6: Final answer
    x = 4,987.68

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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.