Home / 5,025.84-6,935.16-3,140.16

Finding the Fourth Proportional to 5,025.84, 6,935.16 and 3,140.16

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Solution

The fourth proportional to 5,025.84, 6,935.16 and 3,140.16 is: 4,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.84 : 6,935.16 = 3,140.16 : x
  2. Step 2: Convert to fraction form
    5,025.84/6,935.16 = 3,140.16/x
  3. Step 3: Cross multiply
    5,025.84x = 6,935.16 × 3,140.16
  4. Step 4: Simplify right side
    5,025.84x = 21,777,512.03
  5. Step 5: Solve for x
    x = 21,777,512.03/5,025.84
  6. Step 6: Final answer
    x = 4,333.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.