Home / 4,758.74-7,135.77-2,810.42

Finding the Fourth Proportional to 4,758.74, 7,135.77 and 2,810.42

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Solution

The fourth proportional to 4,758.74, 7,135.77 and 2,810.42 is: 4,214.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758.74 : 7,135.77 = 2,810.42 : x
  2. Step 2: Convert to fraction form
    4,758.74/7,135.77 = 2,810.42/x
  3. Step 3: Cross multiply
    4,758.74x = 7,135.77 × 2,810.42
  4. Step 4: Simplify right side
    4,758.74x = 20,054,510.72
  5. Step 5: Solve for x
    x = 20,054,510.72/4,758.74
  6. Step 6: Final answer
    x = 4,214.25

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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.