Home / 4,792.76-7,189.47-1,282.76

Finding the Fourth Proportional to 4,792.76, 7,189.47 and 1,282.76

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Solution

The fourth proportional to 4,792.76, 7,189.47 and 1,282.76 is: 1,924.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.76 : 7,189.47 = 1,282.76 : x
  2. Step 2: Convert to fraction form
    4,792.76/7,189.47 = 1,282.76/x
  3. Step 3: Cross multiply
    4,792.76x = 7,189.47 × 1,282.76
  4. Step 4: Simplify right side
    4,792.76x = 9,222,328.59
  5. Step 5: Solve for x
    x = 9,222,328.59/4,792.76
  6. Step 6: Final answer
    x = 1,924.22

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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.