Home / 6,390.46-9,576.83-4,829.19

Finding the Fourth Proportional to 6,390.46, 9,576.83 and 4,829.19

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Solution

The fourth proportional to 6,390.46, 9,576.83 and 4,829.19 is: 7,237.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.46 : 9,576.83 = 4,829.19 : x
  2. Step 2: Convert to fraction form
    6,390.46/9,576.83 = 4,829.19/x
  3. Step 3: Cross multiply
    6,390.46x = 9,576.83 × 4,829.19
  4. Step 4: Simplify right side
    6,390.46x = 46,248,307.83
  5. Step 5: Solve for x
    x = 46,248,307.83/6,390.46
  6. Step 6: Final answer
    x = 7,237.08

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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.