Home / 4,785.23-7,178.72-1,497.57

Finding the Fourth Proportional to 4,785.23, 7,178.72 and 1,497.57

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Solution

The fourth proportional to 4,785.23, 7,178.72 and 1,497.57 is: 2,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.23 : 7,178.72 = 1,497.57 : x
  2. Step 2: Convert to fraction form
    4,785.23/7,178.72 = 1,497.57/x
  3. Step 3: Cross multiply
    4,785.23x = 7,178.72 × 1,497.57
  4. Step 4: Simplify right side
    4,785.23x = 10,750,628.22
  5. Step 5: Solve for x
    x = 10,750,628.22/4,785.23
  6. Step 6: Final answer
    x = 2,246.63

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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.