Home / 1,923.76-2,886.96-1,048.08

Finding the Fourth Proportional to 1,923.76, 2,886.96 and 1,048.08

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Solution

The fourth proportional to 1,923.76, 2,886.96 and 1,048.08 is: 1,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.76 : 2,886.96 = 1,048.08 : x
  2. Step 2: Convert to fraction form
    1,923.76/2,886.96 = 1,048.08/x
  3. Step 3: Cross multiply
    1,923.76x = 2,886.96 × 1,048.08
  4. Step 4: Simplify right side
    1,923.76x = 3,025,765.04
  5. Step 5: Solve for x
    x = 3,025,765.04/1,923.76
  6. Step 6: Final answer
    x = 1,572.84

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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.