Home / 10,359.09-14,299.34-7,009.34

Finding the Fourth Proportional to 10,359.09, 14,299.34 and 7,009.34

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Solution

The fourth proportional to 10,359.09, 14,299.34 and 7,009.34 is: 9,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.09 : 14,299.34 = 7,009.34 : x
  2. Step 2: Convert to fraction form
    10,359.09/14,299.34 = 7,009.34/x
  3. Step 3: Cross multiply
    10,359.09x = 14,299.34 × 7,009.34
  4. Step 4: Simplify right side
    10,359.09x = 100,228,829.29
  5. Step 5: Solve for x
    x = 100,228,829.29/10,359.09
  6. Step 6: Final answer
    x = 9,675.45

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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.