Home / 11,585.04-17,378.91-4,192.98

Finding the Fourth Proportional to 11,585.04, 17,378.91 and 4,192.98

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Solution

The fourth proportional to 11,585.04, 17,378.91 and 4,192.98 is: 6,289.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.04 : 17,378.91 = 4,192.98 : x
  2. Step 2: Convert to fraction form
    11,585.04/17,378.91 = 4,192.98/x
  3. Step 3: Cross multiply
    11,585.04x = 17,378.91 × 4,192.98
  4. Step 4: Simplify right side
    11,585.04x = 72,869,422.05
  5. Step 5: Solve for x
    x = 72,869,422.05/11,585.04
  6. Step 6: Final answer
    x = 6,289.96

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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.