Home / 10,586.36-14,611.09-6,109.49

Finding the Fourth Proportional to 10,586.36, 14,611.09 and 6,109.49

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Solution

The fourth proportional to 10,586.36, 14,611.09 and 6,109.49 is: 8,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.36 : 14,611.09 = 6,109.49 : x
  2. Step 2: Convert to fraction form
    10,586.36/14,611.09 = 6,109.49/x
  3. Step 3: Cross multiply
    10,586.36x = 14,611.09 × 6,109.49
  4. Step 4: Simplify right side
    10,586.36x = 89,266,329.50
  5. Step 5: Solve for x
    x = 89,266,329.50/10,586.36
  6. Step 6: Final answer
    x = 8,432.20

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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.