Home / 8,692.37-11,995.67-5,154.29

Finding the Fourth Proportional to 8,692.37, 11,995.67 and 5,154.29

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Solution

The fourth proportional to 8,692.37, 11,995.67 and 5,154.29 is: 7,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.37 : 11,995.67 = 5,154.29 : x
  2. Step 2: Convert to fraction form
    8,692.37/11,995.67 = 5,154.29/x
  3. Step 3: Cross multiply
    8,692.37x = 11,995.67 × 5,154.29
  4. Step 4: Simplify right side
    8,692.37x = 61,829,161.92
  5. Step 5: Solve for x
    x = 61,829,161.92/8,692.37
  6. Step 6: Final answer
    x = 7,113.04

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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.