Home / 6,971.64-10,456.08-3,457.98

Finding the Fourth Proportional to 6,971.64, 10,456.08 and 3,457.98

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Solution

The fourth proportional to 6,971.64, 10,456.08 and 3,457.98 is: 5,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.64 : 10,456.08 = 3,457.98 : x
  2. Step 2: Convert to fraction form
    6,971.64/10,456.08 = 3,457.98/x
  3. Step 3: Cross multiply
    6,971.64x = 10,456.08 × 3,457.98
  4. Step 4: Simplify right side
    6,971.64x = 36,156,915.52
  5. Step 5: Solve for x
    x = 36,156,915.52/6,971.64
  6. Step 6: Final answer
    x = 5,186.29

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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.