Home / 12,263.93-16,923.98-6,886.49

Finding the Fourth Proportional to 12,263.93, 16,923.98 and 6,886.49

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Solution

The fourth proportional to 12,263.93, 16,923.98 and 6,886.49 is: 9,503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.93 : 16,923.98 = 6,886.49 : x
  2. Step 2: Convert to fraction form
    12,263.93/16,923.98 = 6,886.49/x
  3. Step 3: Cross multiply
    12,263.93x = 16,923.98 × 6,886.49
  4. Step 4: Simplify right side
    12,263.93x = 116,546,699.98
  5. Step 5: Solve for x
    x = 116,546,699.98/12,263.93
  6. Step 6: Final answer
    x = 9,503.21

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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.