Home / 2,925.74-4,383.66-1,769.06

Finding the Fourth Proportional to 2,925.74, 4,383.66 and 1,769.06

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Solution

The fourth proportional to 2,925.74, 4,383.66 and 1,769.06 is: 2,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.74 : 4,383.66 = 1,769.06 : x
  2. Step 2: Convert to fraction form
    2,925.74/4,383.66 = 1,769.06/x
  3. Step 3: Cross multiply
    2,925.74x = 4,383.66 × 1,769.06
  4. Step 4: Simplify right side
    2,925.74x = 7,754,975.15
  5. Step 5: Solve for x
    x = 7,754,975.15/2,925.74
  6. Step 6: Final answer
    x = 2,650.60

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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.