Home / 1,923.34-2,890.48-950.12

Finding the Fourth Proportional to 1,923.34, 2,890.48 and 950.12

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Solution

The fourth proportional to 1,923.34, 2,890.48 and 950.12 is: 1,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.34 : 2,890.48 = 950.12 : x
  2. Step 2: Convert to fraction form
    1,923.34/2,890.48 = 950.12/x
  3. Step 3: Cross multiply
    1,923.34x = 2,890.48 × 950.12
  4. Step 4: Simplify right side
    1,923.34x = 2,746,302.86
  5. Step 5: Solve for x
    x = 2,746,302.86/1,923.34
  6. Step 6: Final answer
    x = 1,427.88

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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.