Home / 5,403.26-7,457.88-3,519.53

Finding the Fourth Proportional to 5,403.26, 7,457.88 and 3,519.53

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Solution

The fourth proportional to 5,403.26, 7,457.88 and 3,519.53 is: 4,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.26 : 7,457.88 = 3,519.53 : x
  2. Step 2: Convert to fraction form
    5,403.26/7,457.88 = 3,519.53/x
  3. Step 3: Cross multiply
    5,403.26x = 7,457.88 × 3,519.53
  4. Step 4: Simplify right side
    5,403.26x = 26,248,232.40
  5. Step 5: Solve for x
    x = 26,248,232.40/5,403.26
  6. Step 6: Final answer
    x = 4,857.86

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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.