Home / 3,506.65-4,839.23-1,934.80

Finding the Fourth Proportional to 3,506.65, 4,839.23 and 1,934.80

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Solution

The fourth proportional to 3,506.65, 4,839.23 and 1,934.80 is: 2,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.65 : 4,839.23 = 1,934.80 : x
  2. Step 2: Convert to fraction form
    3,506.65/4,839.23 = 1,934.80/x
  3. Step 3: Cross multiply
    3,506.65x = 4,839.23 × 1,934.80
  4. Step 4: Simplify right side
    3,506.65x = 9,362,942.20
  5. Step 5: Solve for x
    x = 9,362,942.20/3,506.65
  6. Step 6: Final answer
    x = 2,670.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.