Home / 4,959.32-7,440.08-1,672.25

Finding the Fourth Proportional to 4,959.32, 7,440.08 and 1,672.25

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Solution

The fourth proportional to 4,959.32, 7,440.08 and 1,672.25 is: 2,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.32 : 7,440.08 = 1,672.25 : x
  2. Step 2: Convert to fraction form
    4,959.32/7,440.08 = 1,672.25/x
  3. Step 3: Cross multiply
    4,959.32x = 7,440.08 × 1,672.25
  4. Step 4: Simplify right side
    4,959.32x = 12,441,628.22
  5. Step 5: Solve for x
    x = 12,441,628.22/4,959.32
  6. Step 6: Final answer
    x = 2,508.74

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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.