Home / 2,253.08-3,379.58-953.66

Finding the Fourth Proportional to 2,253.08, 3,379.58 and 953.66

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Solution

The fourth proportional to 2,253.08, 3,379.58 and 953.66 is: 1,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.08 : 3,379.58 = 953.66 : x
  2. Step 2: Convert to fraction form
    2,253.08/3,379.58 = 953.66/x
  3. Step 3: Cross multiply
    2,253.08x = 3,379.58 × 953.66
  4. Step 4: Simplify right side
    2,253.08x = 3,222,970.26
  5. Step 5: Solve for x
    x = 3,222,970.26/2,253.08
  6. Step 6: Final answer
    x = 1,430.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.