Home / 4,605.50-6,357.86-3,190.26

Finding the Fourth Proportional to 4,605.50, 6,357.86 and 3,190.26

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Solution

The fourth proportional to 4,605.50, 6,357.86 and 3,190.26 is: 4,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.50 : 6,357.86 = 3,190.26 : x
  2. Step 2: Convert to fraction form
    4,605.50/6,357.86 = 3,190.26/x
  3. Step 3: Cross multiply
    4,605.50x = 6,357.86 × 3,190.26
  4. Step 4: Simplify right side
    4,605.50x = 20,283,210.49
  5. Step 5: Solve for x
    x = 20,283,210.49/4,605.50
  6. Step 6: Final answer
    x = 4,404.13

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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.