Home / 3,514.20-5,269.56-1,870.30

Finding the Fourth Proportional to 3,514.20, 5,269.56 and 1,870.30

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Solution

The fourth proportional to 3,514.20, 5,269.56 and 1,870.30 is: 2,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.20 : 5,269.56 = 1,870.30 : x
  2. Step 2: Convert to fraction form
    3,514.20/5,269.56 = 1,870.30/x
  3. Step 3: Cross multiply
    3,514.20x = 5,269.56 × 1,870.30
  4. Step 4: Simplify right side
    3,514.20x = 9,855,658.07
  5. Step 5: Solve for x
    x = 9,855,658.07/3,514.20
  6. Step 6: Final answer
    x = 2,804.52

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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.