Home / 10,749.51-16,130.43-5,821.92

Finding the Fourth Proportional to 10,749.51, 16,130.43 and 5,821.92

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Solution

The fourth proportional to 10,749.51, 16,130.43 and 5,821.92 is: 8,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.51 : 16,130.43 = 5,821.92 : x
  2. Step 2: Convert to fraction form
    10,749.51/16,130.43 = 5,821.92/x
  3. Step 3: Cross multiply
    10,749.51x = 16,130.43 × 5,821.92
  4. Step 4: Simplify right side
    10,749.51x = 93,910,073.03
  5. Step 5: Solve for x
    x = 93,910,073.03/10,749.51
  6. Step 6: Final answer
    x = 8,736.22

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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.