Home / 6,312.65-9,470.33-1,929.96

Finding the Fourth Proportional to 6,312.65, 9,470.33 and 1,929.96

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Solution

The fourth proportional to 6,312.65, 9,470.33 and 1,929.96 is: 2,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312.65 : 9,470.33 = 1,929.96 : x
  2. Step 2: Convert to fraction form
    6,312.65/9,470.33 = 1,929.96/x
  3. Step 3: Cross multiply
    6,312.65x = 9,470.33 × 1,929.96
  4. Step 4: Simplify right side
    6,312.65x = 18,277,348.44
  5. Step 5: Solve for x
    x = 18,277,348.44/6,312.65
  6. Step 6: Final answer
    x = 2,895.36

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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.