Home / 9,006.47-13,506.96-3,161.69

Finding the Fourth Proportional to 9,006.47, 13,506.96 and 3,161.69

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Solution

The fourth proportional to 9,006.47, 13,506.96 and 3,161.69 is: 4,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.47 : 13,506.96 = 3,161.69 : x
  2. Step 2: Convert to fraction form
    9,006.47/13,506.96 = 3,161.69/x
  3. Step 3: Cross multiply
    9,006.47x = 13,506.96 × 3,161.69
  4. Step 4: Simplify right side
    9,006.47x = 42,704,820.36
  5. Step 5: Solve for x
    x = 42,704,820.36/9,006.47
  6. Step 6: Final answer
    x = 4,741.57

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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.