Home / 10,094.09-15,139.34-3,072.40

Finding the Fourth Proportional to 10,094.09, 15,139.34 and 3,072.40

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Solution

The fourth proportional to 10,094.09, 15,139.34 and 3,072.40 is: 4,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094.09 : 15,139.34 = 3,072.40 : x
  2. Step 2: Convert to fraction form
    10,094.09/15,139.34 = 3,072.40/x
  3. Step 3: Cross multiply
    10,094.09x = 15,139.34 × 3,072.40
  4. Step 4: Simplify right side
    10,094.09x = 46,514,017.16
  5. Step 5: Solve for x
    x = 46,514,017.16/10,094.09
  6. Step 6: Final answer
    x = 4,608.05

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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.