Home / 10,014.65-13,819.80-5,477.26

Finding the Fourth Proportional to 10,014.65, 13,819.80 and 5,477.26

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Solution

The fourth proportional to 10,014.65, 13,819.80 and 5,477.26 is: 7,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.65 : 13,819.80 = 5,477.26 : x
  2. Step 2: Convert to fraction form
    10,014.65/13,819.80 = 5,477.26/x
  3. Step 3: Cross multiply
    10,014.65x = 13,819.80 × 5,477.26
  4. Step 4: Simplify right side
    10,014.65x = 75,694,634.25
  5. Step 5: Solve for x
    x = 75,694,634.25/10,014.65
  6. Step 6: Final answer
    x = 7,558.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.