Home / 4,300.50-6,450.99-1,222.74

Finding the Fourth Proportional to 4,300.50, 6,450.99 and 1,222.74

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Solution

The fourth proportional to 4,300.50, 6,450.99 and 1,222.74 is: 1,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.50 : 6,450.99 = 1,222.74 : x
  2. Step 2: Convert to fraction form
    4,300.50/6,450.99 = 1,222.74/x
  3. Step 3: Cross multiply
    4,300.50x = 6,450.99 × 1,222.74
  4. Step 4: Simplify right side
    4,300.50x = 7,887,883.51
  5. Step 5: Solve for x
    x = 7,887,883.51/4,300.50
  6. Step 6: Final answer
    x = 1,834.18

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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.