Home / 5,235.96-7,226.87-2,999.13

Finding the Fourth Proportional to 5,235.96, 7,226.87 and 2,999.13

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Solution

The fourth proportional to 5,235.96, 7,226.87 and 2,999.13 is: 4,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.96 : 7,226.87 = 2,999.13 : x
  2. Step 2: Convert to fraction form
    5,235.96/7,226.87 = 2,999.13/x
  3. Step 3: Cross multiply
    5,235.96x = 7,226.87 × 2,999.13
  4. Step 4: Simplify right side
    5,235.96x = 21,674,307.63
  5. Step 5: Solve for x
    x = 21,674,307.63/5,235.96
  6. Step 6: Final answer
    x = 4,139.51

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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.