Home / 6,971.28-10,456.02-1,776.84

Finding the Fourth Proportional to 6,971.28, 10,456.02 and 1,776.84

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Solution

The fourth proportional to 6,971.28, 10,456.02 and 1,776.84 is: 2,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.28 : 10,456.02 = 1,776.84 : x
  2. Step 2: Convert to fraction form
    6,971.28/10,456.02 = 1,776.84/x
  3. Step 3: Cross multiply
    6,971.28x = 10,456.02 × 1,776.84
  4. Step 4: Simplify right side
    6,971.28x = 18,578,674.58
  5. Step 5: Solve for x
    x = 18,578,674.58/6,971.28
  6. Step 6: Final answer
    x = 2,665.03

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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.