Home / 2,816.67-4,225.47-1,591.95

Finding the Fourth Proportional to 2,816.67, 4,225.47 and 1,591.95

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Solution

The fourth proportional to 2,816.67, 4,225.47 and 1,591.95 is: 2,388.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.67 : 4,225.47 = 1,591.95 : x
  2. Step 2: Convert to fraction form
    2,816.67/4,225.47 = 1,591.95/x
  3. Step 3: Cross multiply
    2,816.67x = 4,225.47 × 1,591.95
  4. Step 4: Simplify right side
    2,816.67x = 6,726,746.84
  5. Step 5: Solve for x
    x = 6,726,746.84/2,816.67
  6. Step 6: Final answer
    x = 2,388.19

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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.