Home / 2,955.72-4,433.58-1,492.86

Finding the Fourth Proportional to 2,955.72, 4,433.58 and 1,492.86

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Solution

The fourth proportional to 2,955.72, 4,433.58 and 1,492.86 is: 2,239.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.72 : 4,433.58 = 1,492.86 : x
  2. Step 2: Convert to fraction form
    2,955.72/4,433.58 = 1,492.86/x
  3. Step 3: Cross multiply
    2,955.72x = 4,433.58 × 1,492.86
  4. Step 4: Simplify right side
    2,955.72x = 6,618,714.24
  5. Step 5: Solve for x
    x = 6,618,714.24/2,955.72
  6. Step 6: Final answer
    x = 2,239.29

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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.