Home / 10,647.65-15,970.93-4,073.33

Finding the Fourth Proportional to 10,647.65, 15,970.93 and 4,073.33

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Solution

The fourth proportional to 10,647.65, 15,970.93 and 4,073.33 is: 6,109.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.65 : 15,970.93 = 4,073.33 : x
  2. Step 2: Convert to fraction form
    10,647.65/15,970.93 = 4,073.33/x
  3. Step 3: Cross multiply
    10,647.65x = 15,970.93 × 4,073.33
  4. Step 4: Simplify right side
    10,647.65x = 65,054,868.30
  5. Step 5: Solve for x
    x = 65,054,868.30/10,647.65
  6. Step 6: Final answer
    x = 6,109.79

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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.