Home / 10,356.03-14,292.32-6,379.47

Finding the Fourth Proportional to 10,356.03, 14,292.32 and 6,379.47

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Solution

The fourth proportional to 10,356.03, 14,292.32 and 6,379.47 is: 8,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.03 : 14,292.32 = 6,379.47 : x
  2. Step 2: Convert to fraction form
    10,356.03/14,292.32 = 6,379.47/x
  3. Step 3: Cross multiply
    10,356.03x = 14,292.32 × 6,379.47
  4. Step 4: Simplify right side
    10,356.03x = 91,177,394.77
  5. Step 5: Solve for x
    x = 91,177,394.77/10,356.03
  6. Step 6: Final answer
    x = 8,804.28

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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.