Home / 10,465.30-14,438.03-5,986.65

Finding the Fourth Proportional to 10,465.30, 14,438.03 and 5,986.65

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Solution

The fourth proportional to 10,465.30, 14,438.03 and 5,986.65 is: 8,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.30 : 14,438.03 = 5,986.65 : x
  2. Step 2: Convert to fraction form
    10,465.30/14,438.03 = 5,986.65/x
  3. Step 3: Cross multiply
    10,465.30x = 14,438.03 × 5,986.65
  4. Step 4: Simplify right side
    10,465.30x = 86,435,456.51
  5. Step 5: Solve for x
    x = 86,435,456.51/10,465.30
  6. Step 6: Final answer
    x = 8,259.24

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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.