Home / 9,333.05-12,883.73-6,147.99

Finding the Fourth Proportional to 9,333.05, 12,883.73 and 6,147.99

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Solution

The fourth proportional to 9,333.05, 12,883.73 and 6,147.99 is: 8,486.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.05 : 12,883.73 = 6,147.99 : x
  2. Step 2: Convert to fraction form
    9,333.05/12,883.73 = 6,147.99/x
  3. Step 3: Cross multiply
    9,333.05x = 12,883.73 × 6,147.99
  4. Step 4: Simplify right side
    9,333.05x = 79,209,012.46
  5. Step 5: Solve for x
    x = 79,209,012.46/9,333.05
  6. Step 6: Final answer
    x = 8,486.94

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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.