Home / 8,386.20-11,573.24-4,609.50

Finding the Fourth Proportional to 8,386.20, 11,573.24 and 4,609.50

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Solution

The fourth proportional to 8,386.20, 11,573.24 and 4,609.50 is: 6,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.20 : 11,573.24 = 4,609.50 : x
  2. Step 2: Convert to fraction form
    8,386.20/11,573.24 = 4,609.50/x
  3. Step 3: Cross multiply
    8,386.20x = 11,573.24 × 4,609.50
  4. Step 4: Simplify right side
    8,386.20x = 53,346,855.67
  5. Step 5: Solve for x
    x = 53,346,855.67/8,386.20
  6. Step 6: Final answer
    x = 6,361.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.