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Finding the Fourth Proportional to 6,219.69, 9,329.47 and 1,602.69

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Solution

The fourth proportional to 6,219.69, 9,329.47 and 1,602.69 is: 2,404.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.69 : 9,329.47 = 1,602.69 : x
  2. Step 2: Convert to fraction form
    6,219.69/9,329.47 = 1,602.69/x
  3. Step 3: Cross multiply
    6,219.69x = 9,329.47 × 1,602.69
  4. Step 4: Simplify right side
    6,219.69x = 14,952,248.27
  5. Step 5: Solve for x
    x = 14,952,248.27/6,219.69
  6. Step 6: Final answer
    x = 2,404.02

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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.