Home / 8,386.67-11,573.48-4,609.98

Finding the Fourth Proportional to 8,386.67, 11,573.48 and 4,609.98

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Solution

The fourth proportional to 8,386.67, 11,573.48 and 4,609.98 is: 6,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.67 : 11,573.48 = 4,609.98 : x
  2. Step 2: Convert to fraction form
    8,386.67/11,573.48 = 4,609.98/x
  3. Step 3: Cross multiply
    8,386.67x = 11,573.48 × 4,609.98
  4. Step 4: Simplify right side
    8,386.67x = 53,353,522.86
  5. Step 5: Solve for x
    x = 53,353,522.86/8,386.67
  6. Step 6: Final answer
    x = 6,361.70

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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.