Home / 10,858.16-14,984.26-5,890.16

Finding the Fourth Proportional to 10,858.16, 14,984.26 and 5,890.16

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Solution

The fourth proportional to 10,858.16, 14,984.26 and 5,890.16 is: 8,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858.16 : 14,984.26 = 5,890.16 : x
  2. Step 2: Convert to fraction form
    10,858.16/14,984.26 = 5,890.16/x
  3. Step 3: Cross multiply
    10,858.16x = 14,984.26 × 5,890.16
  4. Step 4: Simplify right side
    10,858.16x = 88,259,613.96
  5. Step 5: Solve for x
    x = 88,259,613.96/10,858.16
  6. Step 6: Final answer
    x = 8,128.42

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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.