Home / 11,972.63-16,526.34-7,256.91

Finding the Fourth Proportional to 11,972.63, 16,526.34 and 7,256.91

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Solution

The fourth proportional to 11,972.63, 16,526.34 and 7,256.91 is: 10,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.63 : 16,526.34 = 7,256.91 : x
  2. Step 2: Convert to fraction form
    11,972.63/16,526.34 = 7,256.91/x
  3. Step 3: Cross multiply
    11,972.63x = 16,526.34 × 7,256.91
  4. Step 4: Simplify right side
    11,972.63x = 119,930,162.01
  5. Step 5: Solve for x
    x = 119,930,162.01/11,972.63
  6. Step 6: Final answer
    x = 10,017.03

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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.