Home / 11,852.34-17,772.12-5,916.30

Finding the Fourth Proportional to 11,852.34, 17,772.12 and 5,916.30

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Solution

The fourth proportional to 11,852.34, 17,772.12 and 5,916.30 is: 8,871.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.34 : 17,772.12 = 5,916.30 : x
  2. Step 2: Convert to fraction form
    11,852.34/17,772.12 = 5,916.30/x
  3. Step 3: Cross multiply
    11,852.34x = 17,772.12 × 5,916.30
  4. Step 4: Simplify right side
    11,852.34x = 105,145,193.56
  5. Step 5: Solve for x
    x = 105,145,193.56/11,852.34
  6. Step 6: Final answer
    x = 8,871.26

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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.