Home / 6,985.46-10,475.40-2,824.67

Finding the Fourth Proportional to 6,985.46, 10,475.40 and 2,824.67

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Solution

The fourth proportional to 6,985.46, 10,475.40 and 2,824.67 is: 4,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.46 : 10,475.40 = 2,824.67 : x
  2. Step 2: Convert to fraction form
    6,985.46/10,475.40 = 2,824.67/x
  3. Step 3: Cross multiply
    6,985.46x = 10,475.40 × 2,824.67
  4. Step 4: Simplify right side
    6,985.46x = 29,589,548.12
  5. Step 5: Solve for x
    x = 29,589,548.12/6,985.46
  6. Step 6: Final answer
    x = 4,235.88

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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.