Home / 6,680.90-10,018.28-1,935.98

Finding the Fourth Proportional to 6,680.90, 10,018.28 and 1,935.98

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Solution

The fourth proportional to 6,680.90, 10,018.28 and 1,935.98 is: 2,903.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.90 : 10,018.28 = 1,935.98 : x
  2. Step 2: Convert to fraction form
    6,680.90/10,018.28 = 1,935.98/x
  3. Step 3: Cross multiply
    6,680.90x = 10,018.28 × 1,935.98
  4. Step 4: Simplify right side
    6,680.90x = 19,395,129.94
  5. Step 5: Solve for x
    x = 19,395,129.94/6,680.90
  6. Step 6: Final answer
    x = 2,903.07

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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.