Home / 5,074.65-7,613.42-3,075.57

Finding the Fourth Proportional to 5,074.65, 7,613.42 and 3,075.57

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Solution

The fourth proportional to 5,074.65, 7,613.42 and 3,075.57 is: 4,614.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.65 : 7,613.42 = 3,075.57 : x
  2. Step 2: Convert to fraction form
    5,074.65/7,613.42 = 3,075.57/x
  3. Step 3: Cross multiply
    5,074.65x = 7,613.42 × 3,075.57
  4. Step 4: Simplify right side
    5,074.65x = 23,415,590.77
  5. Step 5: Solve for x
    x = 23,415,590.77/5,074.65
  6. Step 6: Final answer
    x = 4,614.23

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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.