Home / 11,476.02-15,820.92-7,692.60

Finding the Fourth Proportional to 11,476.02, 15,820.92 and 7,692.60

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Solution

The fourth proportional to 11,476.02, 15,820.92 and 7,692.60 is: 10,605.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.02 : 15,820.92 = 7,692.60 : x
  2. Step 2: Convert to fraction form
    11,476.02/15,820.92 = 7,692.60/x
  3. Step 3: Cross multiply
    11,476.02x = 15,820.92 × 7,692.60
  4. Step 4: Simplify right side
    11,476.02x = 121,704,009.19
  5. Step 5: Solve for x
    x = 121,704,009.19/11,476.02
  6. Step 6: Final answer
    x = 10,605.07

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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.