Home / 4,923.30-7,384.89-1,225.56

Finding the Fourth Proportional to 4,923.30, 7,384.89 and 1,225.56

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Solution

The fourth proportional to 4,923.30, 7,384.89 and 1,225.56 is: 1,838.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.30 : 7,384.89 = 1,225.56 : x
  2. Step 2: Convert to fraction form
    4,923.30/7,384.89 = 1,225.56/x
  3. Step 3: Cross multiply
    4,923.30x = 7,384.89 × 1,225.56
  4. Step 4: Simplify right side
    4,923.30x = 9,050,625.79
  5. Step 5: Solve for x
    x = 9,050,625.79/4,923.30
  6. Step 6: Final answer
    x = 1,838.33

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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.