Home / 4,222.24-6,332.80-1,300.30

Finding the Fourth Proportional to 4,222.24, 6,332.80 and 1,300.30

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Solution

The fourth proportional to 4,222.24, 6,332.80 and 1,300.30 is: 1,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.24 : 6,332.80 = 1,300.30 : x
  2. Step 2: Convert to fraction form
    4,222.24/6,332.80 = 1,300.30/x
  3. Step 3: Cross multiply
    4,222.24x = 6,332.80 × 1,300.30
  4. Step 4: Simplify right side
    4,222.24x = 8,234,539.84
  5. Step 5: Solve for x
    x = 8,234,539.84/4,222.24
  6. Step 6: Final answer
    x = 1,950.28

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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.