Home / 6,456.18-9,684.14-1,776.17

Finding the Fourth Proportional to 6,456.18, 9,684.14 and 1,776.17

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Solution

The fourth proportional to 6,456.18, 9,684.14 and 1,776.17 is: 2,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456.18 : 9,684.14 = 1,776.17 : x
  2. Step 2: Convert to fraction form
    6,456.18/9,684.14 = 1,776.17/x
  3. Step 3: Cross multiply
    6,456.18x = 9,684.14 × 1,776.17
  4. Step 4: Simplify right side
    6,456.18x = 17,200,694.27
  5. Step 5: Solve for x
    x = 17,200,694.27/6,456.18
  6. Step 6: Final answer
    x = 2,664.22

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1.5x scale

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.