Home / 7,623.51-11,435.12-3,006.51

Finding the Fourth Proportional to 7,623.51, 11,435.12 and 3,006.51

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Solution

The fourth proportional to 7,623.51, 11,435.12 and 3,006.51 is: 4,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.51 : 11,435.12 = 3,006.51 : x
  2. Step 2: Convert to fraction form
    7,623.51/11,435.12 = 3,006.51/x
  3. Step 3: Cross multiply
    7,623.51x = 11,435.12 × 3,006.51
  4. Step 4: Simplify right side
    7,623.51x = 34,379,802.63
  5. Step 5: Solve for x
    x = 34,379,802.63/7,623.51
  6. Step 6: Final answer
    x = 4,509.71

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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.