Home / 10,529.80-15,794.69-3,604.30

Finding the Fourth Proportional to 10,529.80, 15,794.69 and 3,604.30

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Solution

The fourth proportional to 10,529.80, 15,794.69 and 3,604.30 is: 5,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.80 : 15,794.69 = 3,604.30 : x
  2. Step 2: Convert to fraction form
    10,529.80/15,794.69 = 3,604.30/x
  3. Step 3: Cross multiply
    10,529.80x = 15,794.69 × 3,604.30
  4. Step 4: Simplify right side
    10,529.80x = 56,928,801.17
  5. Step 5: Solve for x
    x = 56,928,801.17/10,529.80
  6. Step 6: Final answer
    x = 5,406.45

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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.