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Finding the Fourth Proportional to 6,329.88, 9,428.07 and 6,045.60

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Solution

The fourth proportional to 6,329.88, 9,428.07 and 6,045.60 is: 9,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.88 : 9,428.07 = 6,045.60 : x
  2. Step 2: Convert to fraction form
    6,329.88/9,428.07 = 6,045.60/x
  3. Step 3: Cross multiply
    6,329.88x = 9,428.07 × 6,045.60
  4. Step 4: Simplify right side
    6,329.88x = 56,998,339.99
  5. Step 5: Solve for x
    x = 56,998,339.99/6,329.88
  6. Step 6: Final answer
    x = 9,004.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.