Home / 4,011.84-6,018.78-1,415.04

Finding the Fourth Proportional to 4,011.84, 6,018.78 and 1,415.04

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Solution

The fourth proportional to 4,011.84, 6,018.78 and 1,415.04 is: 2,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.84 : 6,018.78 = 1,415.04 : x
  2. Step 2: Convert to fraction form
    4,011.84/6,018.78 = 1,415.04/x
  3. Step 3: Cross multiply
    4,011.84x = 6,018.78 × 1,415.04
  4. Step 4: Simplify right side
    4,011.84x = 8,516,814.45
  5. Step 5: Solve for x
    x = 8,516,814.45/4,011.84
  6. Step 6: Final answer
    x = 2,122.92

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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.