Home / 2,950.67-4,428.74-1,490.85

Finding the Fourth Proportional to 2,950.67, 4,428.74 and 1,490.85

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Solution

The fourth proportional to 2,950.67, 4,428.74 and 1,490.85 is: 2,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.67 : 4,428.74 = 1,490.85 : x
  2. Step 2: Convert to fraction form
    2,950.67/4,428.74 = 1,490.85/x
  3. Step 3: Cross multiply
    2,950.67x = 4,428.74 × 1,490.85
  4. Step 4: Simplify right side
    2,950.67x = 6,602,587.03
  5. Step 5: Solve for x
    x = 6,602,587.03/2,950.67
  6. Step 6: Final answer
    x = 2,237.66

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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.