Home / 11,881.77-16,397.34-6,576.51

Finding the Fourth Proportional to 11,881.77, 16,397.34 and 6,576.51

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Solution

The fourth proportional to 11,881.77, 16,397.34 and 6,576.51 is: 9,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.77 : 16,397.34 = 6,576.51 : x
  2. Step 2: Convert to fraction form
    11,881.77/16,397.34 = 6,576.51/x
  3. Step 3: Cross multiply
    11,881.77x = 16,397.34 × 6,576.51
  4. Step 4: Simplify right side
    11,881.77x = 107,837,270.48
  5. Step 5: Solve for x
    x = 107,837,270.48/11,881.77
  6. Step 6: Final answer
    x = 9,075.86

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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.