Home / 4,950.56-7,426.98-1,440.65

Finding the Fourth Proportional to 4,950.56, 7,426.98 and 1,440.65

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Solution

The fourth proportional to 4,950.56, 7,426.98 and 1,440.65 is: 2,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.56 : 7,426.98 = 1,440.65 : x
  2. Step 2: Convert to fraction form
    4,950.56/7,426.98 = 1,440.65/x
  3. Step 3: Cross multiply
    4,950.56x = 7,426.98 × 1,440.65
  4. Step 4: Simplify right side
    4,950.56x = 10,699,641.60
  5. Step 5: Solve for x
    x = 10,699,641.60/4,950.56
  6. Step 6: Final answer
    x = 2,161.30

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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.