Home / 9,897.72-14,847.03-5,511.87

Finding the Fourth Proportional to 9,897.72, 14,847.03 and 5,511.87

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Solution

The fourth proportional to 9,897.72, 14,847.03 and 5,511.87 is: 8,268.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,897.72 : 14,847.03 = 5,511.87 : x
  2. Step 2: Convert to fraction form
    9,897.72/14,847.03 = 5,511.87/x
  3. Step 3: Cross multiply
    9,897.72x = 14,847.03 × 5,511.87
  4. Step 4: Simplify right side
    9,897.72x = 81,834,899.25
  5. Step 5: Solve for x
    x = 81,834,899.25/9,897.72
  6. Step 6: Final answer
    x = 8,268.06

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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.