Home / 4,830.40-7,246.59-2,751.40

Finding the Fourth Proportional to 4,830.40, 7,246.59 and 2,751.40

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Solution

The fourth proportional to 4,830.40, 7,246.59 and 2,751.40 is: 4,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.40 : 7,246.59 = 2,751.40 : x
  2. Step 2: Convert to fraction form
    4,830.40/7,246.59 = 2,751.40/x
  3. Step 3: Cross multiply
    4,830.40x = 7,246.59 × 2,751.40
  4. Step 4: Simplify right side
    4,830.40x = 19,938,267.73
  5. Step 5: Solve for x
    x = 19,938,267.73/4,830.40
  6. Step 6: Final answer
    x = 4,127.66

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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.