Home / 10,055.44-13,875.42-5,805.28

Finding the Fourth Proportional to 10,055.44, 13,875.42 and 5,805.28

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Solution

The fourth proportional to 10,055.44, 13,875.42 and 5,805.28 is: 8,010.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.44 : 13,875.42 = 5,805.28 : x
  2. Step 2: Convert to fraction form
    10,055.44/13,875.42 = 5,805.28/x
  3. Step 3: Cross multiply
    10,055.44x = 13,875.42 × 5,805.28
  4. Step 4: Simplify right side
    10,055.44x = 80,550,698.22
  5. Step 5: Solve for x
    x = 80,550,698.22/10,055.44
  6. Step 6: Final answer
    x = 8,010.66

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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.