Home / 4,682.28-7,024.54-2,085.80

Finding the Fourth Proportional to 4,682.28, 7,024.54 and 2,085.80

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Solution

The fourth proportional to 4,682.28, 7,024.54 and 2,085.80 is: 3,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.28 : 7,024.54 = 2,085.80 : x
  2. Step 2: Convert to fraction form
    4,682.28/7,024.54 = 2,085.80/x
  3. Step 3: Cross multiply
    4,682.28x = 7,024.54 × 2,085.80
  4. Step 4: Simplify right side
    4,682.28x = 14,651,785.53
  5. Step 5: Solve for x
    x = 14,651,785.53/4,682.28
  6. Step 6: Final answer
    x = 3,129.20

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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.