Home / 10,842.63-16,263.72-4,999.26

Finding the Fourth Proportional to 10,842.63, 16,263.72 and 4,999.26

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Solution

The fourth proportional to 10,842.63, 16,263.72 and 4,999.26 is: 7,498.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.63 : 16,263.72 = 4,999.26 : x
  2. Step 2: Convert to fraction form
    10,842.63/16,263.72 = 4,999.26/x
  3. Step 3: Cross multiply
    10,842.63x = 16,263.72 × 4,999.26
  4. Step 4: Simplify right side
    10,842.63x = 81,306,564.85
  5. Step 5: Solve for x
    x = 81,306,564.85/10,842.63
  6. Step 6: Final answer
    x = 7,498.79

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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.