Home / 8,011.36-12,013.98-3,848.76

Finding the Fourth Proportional to 8,011.36, 12,013.98 and 3,848.76

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Solution

The fourth proportional to 8,011.36, 12,013.98 and 3,848.76 is: 5,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.36 : 12,013.98 = 3,848.76 : x
  2. Step 2: Convert to fraction form
    8,011.36/12,013.98 = 3,848.76/x
  3. Step 3: Cross multiply
    8,011.36x = 12,013.98 × 3,848.76
  4. Step 4: Simplify right side
    8,011.36x = 46,238,925.66
  5. Step 5: Solve for x
    x = 46,238,925.66/8,011.36
  6. Step 6: Final answer
    x = 5,771.67

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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.