Home / 10,406.07-14,359.62-6,427.26

Finding the Fourth Proportional to 10,406.07, 14,359.62 and 6,427.26

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Solution

The fourth proportional to 10,406.07, 14,359.62 and 6,427.26 is: 8,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,406.07 : 14,359.62 = 6,427.26 : x
  2. Step 2: Convert to fraction form
    10,406.07/14,359.62 = 6,427.26/x
  3. Step 3: Cross multiply
    10,406.07x = 14,359.62 × 6,427.26
  4. Step 4: Simplify right side
    10,406.07x = 92,293,011.24
  5. Step 5: Solve for x
    x = 92,293,011.24/10,406.07
  6. Step 6: Final answer
    x = 8,869.15

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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.