Home / 12,009.05-16,576.01-6,975.53

Finding the Fourth Proportional to 12,009.05, 16,576.01 and 6,975.53

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Solution

The fourth proportional to 12,009.05, 16,576.01 and 6,975.53 is: 9,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009.05 : 16,576.01 = 6,975.53 : x
  2. Step 2: Convert to fraction form
    12,009.05/16,576.01 = 6,975.53/x
  3. Step 3: Cross multiply
    12,009.05x = 16,576.01 × 6,975.53
  4. Step 4: Simplify right side
    12,009.05x = 115,626,461.60
  5. Step 5: Solve for x
    x = 115,626,461.60/12,009.05
  6. Step 6: Final answer
    x = 9,628.28

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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.