Home / 8,341.45-11,513.79-4,807.03

Finding the Fourth Proportional to 8,341.45, 11,513.79 and 4,807.03

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Solution

The fourth proportional to 8,341.45, 11,513.79 and 4,807.03 is: 6,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.45 : 11,513.79 = 4,807.03 : x
  2. Step 2: Convert to fraction form
    8,341.45/11,513.79 = 4,807.03/x
  3. Step 3: Cross multiply
    8,341.45x = 11,513.79 × 4,807.03
  4. Step 4: Simplify right side
    8,341.45x = 55,347,133.94
  5. Step 5: Solve for x
    x = 55,347,133.94/8,341.45
  6. Step 6: Final answer
    x = 6,635.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.