Home / 6,985.14-10,479.32-2,305.16

Finding the Fourth Proportional to 6,985.14, 10,479.32 and 2,305.16

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Solution

The fourth proportional to 6,985.14, 10,479.32 and 2,305.16 is: 3,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.14 : 10,479.32 = 2,305.16 : x
  2. Step 2: Convert to fraction form
    6,985.14/10,479.32 = 2,305.16/x
  3. Step 3: Cross multiply
    6,985.14x = 10,479.32 × 2,305.16
  4. Step 4: Simplify right side
    6,985.14x = 24,156,509.29
  5. Step 5: Solve for x
    x = 24,156,509.29/6,985.14
  6. Step 6: Final answer
    x = 3,458.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.