Home / 6,699.28-10,048.80-2,749.68

Finding the Fourth Proportional to 6,699.28, 10,048.80 and 2,749.68

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Solution

The fourth proportional to 6,699.28, 10,048.80 and 2,749.68 is: 4,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.28 : 10,048.80 = 2,749.68 : x
  2. Step 2: Convert to fraction form
    6,699.28/10,048.80 = 2,749.68/x
  3. Step 3: Cross multiply
    6,699.28x = 10,048.80 × 2,749.68
  4. Step 4: Simplify right side
    6,699.28x = 27,630,984.38
  5. Step 5: Solve for x
    x = 27,630,984.38/6,699.28
  6. Step 6: Final answer
    x = 4,124.47

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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.