Home / 9,666.61-14,497.55-3,091.43

Finding the Fourth Proportional to 9,666.61, 14,497.55 and 3,091.43

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Solution

The fourth proportional to 9,666.61, 14,497.55 and 3,091.43 is: 4,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666.61 : 14,497.55 = 3,091.43 : x
  2. Step 2: Convert to fraction form
    9,666.61/14,497.55 = 3,091.43/x
  3. Step 3: Cross multiply
    9,666.61x = 14,497.55 × 3,091.43
  4. Step 4: Simplify right side
    9,666.61x = 44,818,193.38
  5. Step 5: Solve for x
    x = 44,818,193.38/9,666.61
  6. Step 6: Final answer
    x = 4,636.39

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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.