Home / 10,148.09-15,222.13-4,300.59

Finding the Fourth Proportional to 10,148.09, 15,222.13 and 4,300.59

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Solution

The fourth proportional to 10,148.09, 15,222.13 and 4,300.59 is: 6,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.09 : 15,222.13 = 4,300.59 : x
  2. Step 2: Convert to fraction form
    10,148.09/15,222.13 = 4,300.59/x
  3. Step 3: Cross multiply
    10,148.09x = 15,222.13 × 4,300.59
  4. Step 4: Simplify right side
    10,148.09x = 65,464,186.39
  5. Step 5: Solve for x
    x = 65,464,186.39/10,148.09
  6. Step 6: Final answer
    x = 6,450.89

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Similar ratio
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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.