Home / 9,618.98-14,428.31-3,045.15

Finding the Fourth Proportional to 9,618.98, 14,428.31 and 3,045.15

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Solution

The fourth proportional to 9,618.98, 14,428.31 and 3,045.15 is: 4,567.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.98 : 14,428.31 = 3,045.15 : x
  2. Step 2: Convert to fraction form
    9,618.98/14,428.31 = 3,045.15/x
  3. Step 3: Cross multiply
    9,618.98x = 14,428.31 × 3,045.15
  4. Step 4: Simplify right side
    9,618.98x = 43,936,352.97
  5. Step 5: Solve for x
    x = 43,936,352.97/9,618.98
  6. Step 6: Final answer
    x = 4,567.68

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1.5x scale

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.