Home / 4,846.14-6,686.64-2,856.90

Finding the Fourth Proportional to 4,846.14, 6,686.64 and 2,856.90

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Solution

The fourth proportional to 4,846.14, 6,686.64 and 2,856.90 is: 3,941.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.14 : 6,686.64 = 2,856.90 : x
  2. Step 2: Convert to fraction form
    4,846.14/6,686.64 = 2,856.90/x
  3. Step 3: Cross multiply
    4,846.14x = 6,686.64 × 2,856.90
  4. Step 4: Simplify right side
    4,846.14x = 19,103,061.82
  5. Step 5: Solve for x
    x = 19,103,061.82/4,846.14
  6. Step 6: Final answer
    x = 3,941.91

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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.