Home / 11,881.57-16,397.07-6,576.39

Finding the Fourth Proportional to 11,881.57, 16,397.07 and 6,576.39

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Solution

The fourth proportional to 11,881.57, 16,397.07 and 6,576.39 is: 9,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.57 : 16,397.07 = 6,576.39 : x
  2. Step 2: Convert to fraction form
    11,881.57/16,397.07 = 6,576.39/x
  3. Step 3: Cross multiply
    11,881.57x = 16,397.07 × 6,576.39
  4. Step 4: Simplify right side
    11,881.57x = 107,833,527.18
  5. Step 5: Solve for x
    x = 107,833,527.18/11,881.57
  6. Step 6: Final answer
    x = 9,075.70

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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.