Home / 10,361.70-15,546.18-4,518.75

Finding the Fourth Proportional to 10,361.70, 15,546.18 and 4,518.75

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Solution

The fourth proportional to 10,361.70, 15,546.18 and 4,518.75 is: 6,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.70 : 15,546.18 = 4,518.75 : x
  2. Step 2: Convert to fraction form
    10,361.70/15,546.18 = 4,518.75/x
  3. Step 3: Cross multiply
    10,361.70x = 15,546.18 × 4,518.75
  4. Step 4: Simplify right side
    10,361.70x = 70,249,300.88
  5. Step 5: Solve for x
    x = 70,249,300.88/10,361.70
  6. Step 6: Final answer
    x = 6,779.71

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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.