Home / 10,356.01-14,290.80-5,879.17

Finding the Fourth Proportional to 10,356.01, 14,290.80 and 5,879.17

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Solution

The fourth proportional to 10,356.01, 14,290.80 and 5,879.17 is: 8,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.01 : 14,290.80 = 5,879.17 : x
  2. Step 2: Convert to fraction form
    10,356.01/14,290.80 = 5,879.17/x
  3. Step 3: Cross multiply
    10,356.01x = 14,290.80 × 5,879.17
  4. Step 4: Simplify right side
    10,356.01x = 84,018,042.64
  5. Step 5: Solve for x
    x = 84,018,042.64/10,356.01
  6. Step 6: Final answer
    x = 8,112.97

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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.