Home / 7,518.70-11,282.10-3,359.35

Finding the Fourth Proportional to 7,518.70, 11,282.10 and 3,359.35

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Solution

The fourth proportional to 7,518.70, 11,282.10 and 3,359.35 is: 5,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.70 : 11,282.10 = 3,359.35 : x
  2. Step 2: Convert to fraction form
    7,518.70/11,282.10 = 3,359.35/x
  3. Step 3: Cross multiply
    7,518.70x = 11,282.10 × 3,359.35
  4. Step 4: Simplify right side
    7,518.70x = 37,900,522.64
  5. Step 5: Solve for x
    x = 37,900,522.64/7,518.70
  6. Step 6: Final answer
    x = 5,040.83

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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.