Home / 4,758.93-7,139.08-1,472.28

Finding the Fourth Proportional to 4,758.93, 7,139.08 and 1,472.28

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Solution

The fourth proportional to 4,758.93, 7,139.08 and 1,472.28 is: 2,208.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758.93 : 7,139.08 = 1,472.28 : x
  2. Step 2: Convert to fraction form
    4,758.93/7,139.08 = 1,472.28/x
  3. Step 3: Cross multiply
    4,758.93x = 7,139.08 × 1,472.28
  4. Step 4: Simplify right side
    4,758.93x = 10,510,724.70
  5. Step 5: Solve for x
    x = 10,510,724.70/4,758.93
  6. Step 6: Final answer
    x = 2,208.63

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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.