Home / 7,661.90-10,573.26-4,519.10

Finding the Fourth Proportional to 7,661.90, 10,573.26 and 4,519.10

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Solution

The fourth proportional to 7,661.90, 10,573.26 and 4,519.10 is: 6,236.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661.90 : 10,573.26 = 4,519.10 : x
  2. Step 2: Convert to fraction form
    7,661.90/10,573.26 = 4,519.10/x
  3. Step 3: Cross multiply
    7,661.90x = 10,573.26 × 4,519.10
  4. Step 4: Simplify right side
    7,661.90x = 47,781,619.27
  5. Step 5: Solve for x
    x = 47,781,619.27/7,661.90
  6. Step 6: Final answer
    x = 6,236.26

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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.