Home / 7,208.31-10,813.10-2,276.67

Finding the Fourth Proportional to 7,208.31, 10,813.10 and 2,276.67

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Solution

The fourth proportional to 7,208.31, 10,813.10 and 2,276.67 is: 3,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.31 : 10,813.10 = 2,276.67 : x
  2. Step 2: Convert to fraction form
    7,208.31/10,813.10 = 2,276.67/x
  3. Step 3: Cross multiply
    7,208.31x = 10,813.10 × 2,276.67
  4. Step 4: Simplify right side
    7,208.31x = 24,617,848.99
  5. Step 5: Solve for x
    x = 24,617,848.99/7,208.31
  6. Step 6: Final answer
    x = 3,415.20

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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.