Home / 9,912.65-14,870.51-3,338.32

Finding the Fourth Proportional to 9,912.65, 14,870.51 and 3,338.32

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Solution

The fourth proportional to 9,912.65, 14,870.51 and 3,338.32 is: 5,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912.65 : 14,870.51 = 3,338.32 : x
  2. Step 2: Convert to fraction form
    9,912.65/14,870.51 = 3,338.32/x
  3. Step 3: Cross multiply
    9,912.65x = 14,870.51 × 3,338.32
  4. Step 4: Simplify right side
    9,912.65x = 49,642,520.94
  5. Step 5: Solve for x
    x = 49,642,520.94/9,912.65
  6. Step 6: Final answer
    x = 5,008.00

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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.