Home / 5,611.19-8,416.91-2,323.40

Finding the Fourth Proportional to 5,611.19, 8,416.91 and 2,323.40

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Solution

The fourth proportional to 5,611.19, 8,416.91 and 2,323.40 is: 3,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.19 : 8,416.91 = 2,323.40 : x
  2. Step 2: Convert to fraction form
    5,611.19/8,416.91 = 2,323.40/x
  3. Step 3: Cross multiply
    5,611.19x = 8,416.91 × 2,323.40
  4. Step 4: Simplify right side
    5,611.19x = 19,555,812.42
  5. Step 5: Solve for x
    x = 19,555,812.42/5,611.19
  6. Step 6: Final answer
    x = 3,485.15

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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.