Home / 4,798-6,621.24-2,808.46

Finding the Fourth Proportional to 4,798, 6,621.24 and 2,808.46

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Solution

The fourth proportional to 4,798, 6,621.24 and 2,808.46 is: 3,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798 : 6,621.24 = 2,808.46 : x
  2. Step 2: Convert to fraction form
    4,798/6,621.24 = 2,808.46/x
  3. Step 3: Cross multiply
    4,798x = 6,621.24 × 2,808.46
  4. Step 4: Simplify right side
    4,798x = 18,595,487.69
  5. Step 5: Solve for x
    x = 18,595,487.69/4,798
  6. Step 6: Final answer
    x = 3,875.67

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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.