Home / 10,271.44-15,410.40-3,698.56

Finding the Fourth Proportional to 10,271.44, 15,410.40 and 3,698.56

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Solution

The fourth proportional to 10,271.44, 15,410.40 and 3,698.56 is: 5,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.44 : 15,410.40 = 3,698.56 : x
  2. Step 2: Convert to fraction form
    10,271.44/15,410.40 = 3,698.56/x
  3. Step 3: Cross multiply
    10,271.44x = 15,410.40 × 3,698.56
  4. Step 4: Simplify right side
    10,271.44x = 56,996,289.02
  5. Step 5: Solve for x
    x = 56,996,289.02/10,271.44
  6. Step 6: Final answer
    x = 5,549.01

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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.