Home / 4,012.62-6,018.93-1,415.76

Finding the Fourth Proportional to 4,012.62, 6,018.93 and 1,415.76

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Solution

The fourth proportional to 4,012.62, 6,018.93 and 1,415.76 is: 2,123.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.62 : 6,018.93 = 1,415.76 : x
  2. Step 2: Convert to fraction form
    4,012.62/6,018.93 = 1,415.76/x
  3. Step 3: Cross multiply
    4,012.62x = 6,018.93 × 1,415.76
  4. Step 4: Simplify right side
    4,012.62x = 8,521,360.34
  5. Step 5: Solve for x
    x = 8,521,360.34/4,012.62
  6. Step 6: Final answer
    x = 2,123.64

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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.