Home / 5,012.98-7,518.26-2,089.70

Finding the Fourth Proportional to 5,012.98, 7,518.26 and 2,089.70

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Solution

The fourth proportional to 5,012.98, 7,518.26 and 2,089.70 is: 3,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.98 : 7,518.26 = 2,089.70 : x
  2. Step 2: Convert to fraction form
    5,012.98/7,518.26 = 2,089.70/x
  3. Step 3: Cross multiply
    5,012.98x = 7,518.26 × 2,089.70
  4. Step 4: Simplify right side
    5,012.98x = 15,710,907.92
  5. Step 5: Solve for x
    x = 15,710,907.92/5,012.98
  6. Step 6: Final answer
    x = 3,134.05

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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.