Home / 10,845.23-16,237.08-7,136.28

Finding the Fourth Proportional to 10,845.23, 16,237.08 and 7,136.28

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Solution

The fourth proportional to 10,845.23, 16,237.08 and 7,136.28 is: 10,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.23 : 16,237.08 = 7,136.28 : x
  2. Step 2: Convert to fraction form
    10,845.23/16,237.08 = 7,136.28/x
  3. Step 3: Cross multiply
    10,845.23x = 16,237.08 × 7,136.28
  4. Step 4: Simplify right side
    10,845.23x = 115,872,349.26
  5. Step 5: Solve for x
    x = 115,872,349.26/10,845.23
  6. Step 6: Final answer
    x = 10,684.18

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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.