Home / 7,345.83-11,020.11-2,415.67

Finding the Fourth Proportional to 7,345.83, 11,020.11 and 2,415.67

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Solution

The fourth proportional to 7,345.83, 11,020.11 and 2,415.67 is: 3,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.83 : 11,020.11 = 2,415.67 : x
  2. Step 2: Convert to fraction form
    7,345.83/11,020.11 = 2,415.67/x
  3. Step 3: Cross multiply
    7,345.83x = 11,020.11 × 2,415.67
  4. Step 4: Simplify right side
    7,345.83x = 26,620,921.57
  5. Step 5: Solve for x
    x = 26,620,921.57/7,345.83
  6. Step 6: Final answer
    x = 3,623.95

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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.