Home / 12,802.29-19,190.24-4,902.65

Finding the Fourth Proportional to 12,802.29, 19,190.24 and 4,902.65

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Solution

The fourth proportional to 12,802.29, 19,190.24 and 4,902.65 is: 7,348.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802.29 : 19,190.24 = 4,902.65 : x
  2. Step 2: Convert to fraction form
    12,802.29/19,190.24 = 4,902.65/x
  3. Step 3: Cross multiply
    12,802.29x = 19,190.24 × 4,902.65
  4. Step 4: Simplify right side
    12,802.29x = 94,083,000.02
  5. Step 5: Solve for x
    x = 94,083,000.02/12,802.29
  6. Step 6: Final answer
    x = 7,348.92

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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.