Home / 4,509.80-6,763.93-1,222.13

Finding the Fourth Proportional to 4,509.80, 6,763.93 and 1,222.13

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Solution

The fourth proportional to 4,509.80, 6,763.93 and 1,222.13 is: 1,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.80 : 6,763.93 = 1,222.13 : x
  2. Step 2: Convert to fraction form
    4,509.80/6,763.93 = 1,222.13/x
  3. Step 3: Cross multiply
    4,509.80x = 6,763.93 × 1,222.13
  4. Step 4: Simplify right side
    4,509.80x = 8,266,401.77
  5. Step 5: Solve for x
    x = 8,266,401.77/4,509.80
  6. Step 6: Final answer
    x = 1,832.99

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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.