Home / 5,684.32-8,534.45-2,912.98

Finding the Fourth Proportional to 5,684.32, 8,534.45 and 2,912.98

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Solution

The fourth proportional to 5,684.32, 8,534.45 and 2,912.98 is: 4,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.32 : 8,534.45 = 2,912.98 : x
  2. Step 2: Convert to fraction form
    5,684.32/8,534.45 = 2,912.98/x
  3. Step 3: Cross multiply
    5,684.32x = 8,534.45 × 2,912.98
  4. Step 4: Simplify right side
    5,684.32x = 24,860,668.11
  5. Step 5: Solve for x
    x = 24,860,668.11/5,684.32
  6. Step 6: Final answer
    x = 4,373.55

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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.