Home / 6,945.24-10,417.86-2,670.87

Finding the Fourth Proportional to 6,945.24, 10,417.86 and 2,670.87

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Solution

The fourth proportional to 6,945.24, 10,417.86 and 2,670.87 is: 4,006.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.24 : 10,417.86 = 2,670.87 : x
  2. Step 2: Convert to fraction form
    6,945.24/10,417.86 = 2,670.87/x
  3. Step 3: Cross multiply
    6,945.24x = 10,417.86 × 2,670.87
  4. Step 4: Simplify right side
    6,945.24x = 27,824,749.74
  5. Step 5: Solve for x
    x = 27,824,749.74/6,945.24
  6. Step 6: Final answer
    x = 4,006.31

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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.