Home / 2,623.75-3,931.66-1,582.59

Finding the Fourth Proportional to 2,623.75, 3,931.66 and 1,582.59

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Solution

The fourth proportional to 2,623.75, 3,931.66 and 1,582.59 is: 2,371.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.75 : 3,931.66 = 1,582.59 : x
  2. Step 2: Convert to fraction form
    2,623.75/3,931.66 = 1,582.59/x
  3. Step 3: Cross multiply
    2,623.75x = 3,931.66 × 1,582.59
  4. Step 4: Simplify right side
    2,623.75x = 6,222,197.89
  5. Step 5: Solve for x
    x = 6,222,197.89/2,623.75
  6. Step 6: Final answer
    x = 2,371.49

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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.