Home / 2,946.42-4,417.38-1,907.46

Finding the Fourth Proportional to 2,946.42, 4,417.38 and 1,907.46

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Solution

The fourth proportional to 2,946.42, 4,417.38 and 1,907.46 is: 2,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.42 : 4,417.38 = 1,907.46 : x
  2. Step 2: Convert to fraction form
    2,946.42/4,417.38 = 1,907.46/x
  3. Step 3: Cross multiply
    2,946.42x = 4,417.38 × 1,907.46
  4. Step 4: Simplify right side
    2,946.42x = 8,425,975.65
  5. Step 5: Solve for x
    x = 8,425,975.65/2,946.42
  6. Step 6: Final answer
    x = 2,859.73

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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.