Home / 3,155.26-4,707.41-3,041.80

Finding the Fourth Proportional to 3,155.26, 4,707.41 and 3,041.80

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Solution

The fourth proportional to 3,155.26, 4,707.41 and 3,041.80 is: 4,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.26 : 4,707.41 = 3,041.80 : x
  2. Step 2: Convert to fraction form
    3,155.26/4,707.41 = 3,041.80/x
  3. Step 3: Cross multiply
    3,155.26x = 4,707.41 × 3,041.80
  4. Step 4: Simplify right side
    3,155.26x = 14,318,999.74
  5. Step 5: Solve for x
    x = 14,318,999.74/3,155.26
  6. Step 6: Final answer
    x = 4,538.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.