Home / 4,426.65-6,639.21-1,653.03

Finding the Fourth Proportional to 4,426.65, 6,639.21 and 1,653.03

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Solution

The fourth proportional to 4,426.65, 6,639.21 and 1,653.03 is: 2,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.65 : 6,639.21 = 1,653.03 : x
  2. Step 2: Convert to fraction form
    4,426.65/6,639.21 = 1,653.03/x
  3. Step 3: Cross multiply
    4,426.65x = 6,639.21 × 1,653.03
  4. Step 4: Simplify right side
    4,426.65x = 10,974,813.31
  5. Step 5: Solve for x
    x = 10,974,813.31/4,426.65
  6. Step 6: Final answer
    x = 2,479.26

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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.