Home / 10,004.37-13,805.10-6,412.98

Finding the Fourth Proportional to 10,004.37, 13,805.10 and 6,412.98

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Solution

The fourth proportional to 10,004.37, 13,805.10 and 6,412.98 is: 8,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.37 : 13,805.10 = 6,412.98 : x
  2. Step 2: Convert to fraction form
    10,004.37/13,805.10 = 6,412.98/x
  3. Step 3: Cross multiply
    10,004.37x = 13,805.10 × 6,412.98
  4. Step 4: Simplify right side
    10,004.37x = 88,531,830.20
  5. Step 5: Solve for x
    x = 88,531,830.20/10,004.37
  6. Step 6: Final answer
    x = 8,849.32

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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.