Home / 3,085.74-4,630.14-1,625.94

Finding the Fourth Proportional to 3,085.74, 4,630.14 and 1,625.94

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Solution

The fourth proportional to 3,085.74, 4,630.14 and 1,625.94 is: 2,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.74 : 4,630.14 = 1,625.94 : x
  2. Step 2: Convert to fraction form
    3,085.74/4,630.14 = 1,625.94/x
  3. Step 3: Cross multiply
    3,085.74x = 4,630.14 × 1,625.94
  4. Step 4: Simplify right side
    3,085.74x = 7,528,329.83
  5. Step 5: Solve for x
    x = 7,528,329.83/3,085.74
  6. Step 6: Final answer
    x = 2,439.72

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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.