Home / 6,757.32-10,137.59-2,140.32

Finding the Fourth Proportional to 6,757.32, 10,137.59 and 2,140.32

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Solution

The fourth proportional to 6,757.32, 10,137.59 and 2,140.32 is: 3,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757.32 : 10,137.59 = 2,140.32 : x
  2. Step 2: Convert to fraction form
    6,757.32/10,137.59 = 2,140.32/x
  3. Step 3: Cross multiply
    6,757.32x = 10,137.59 × 2,140.32
  4. Step 4: Simplify right side
    6,757.32x = 21,697,686.63
  5. Step 5: Solve for x
    x = 21,697,686.63/6,757.32
  6. Step 6: Final answer
    x = 3,210.99

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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.