Home / 6,935.23-10,407.86-2,776.40

Finding the Fourth Proportional to 6,935.23, 10,407.86 and 2,776.40

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Solution

The fourth proportional to 6,935.23, 10,407.86 and 2,776.40 is: 4,166.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.23 : 10,407.86 = 2,776.40 : x
  2. Step 2: Convert to fraction form
    6,935.23/10,407.86 = 2,776.40/x
  3. Step 3: Cross multiply
    6,935.23x = 10,407.86 × 2,776.40
  4. Step 4: Simplify right side
    6,935.23x = 28,896,382.50
  5. Step 5: Solve for x
    x = 28,896,382.50/6,935.23
  6. Step 6: Final answer
    x = 4,166.61

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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.