Home / 4,172.48-5,758.08-2,495.20

Finding the Fourth Proportional to 4,172.48, 5,758.08 and 2,495.20

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Solution

The fourth proportional to 4,172.48, 5,758.08 and 2,495.20 is: 3,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.48 : 5,758.08 = 2,495.20 : x
  2. Step 2: Convert to fraction form
    4,172.48/5,758.08 = 2,495.20/x
  3. Step 3: Cross multiply
    4,172.48x = 5,758.08 × 2,495.20
  4. Step 4: Simplify right side
    4,172.48x = 14,367,561.22
  5. Step 5: Solve for x
    x = 14,367,561.22/4,172.48
  6. Step 6: Final answer
    x = 3,443.41

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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.