Home / 6,935.09-10,402.70-2,718.77

Finding the Fourth Proportional to 6,935.09, 10,402.70 and 2,718.77

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Solution

The fourth proportional to 6,935.09, 10,402.70 and 2,718.77 is: 4,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.09 : 10,402.70 = 2,718.77 : x
  2. Step 2: Convert to fraction form
    6,935.09/10,402.70 = 2,718.77/x
  3. Step 3: Cross multiply
    6,935.09x = 10,402.70 × 2,718.77
  4. Step 4: Simplify right side
    6,935.09x = 28,282,483.07
  5. Step 5: Solve for x
    x = 28,282,483.07/6,935.09
  6. Step 6: Final answer
    x = 4,078.17

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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.