Home / 3,136.59-4,328.60-2,075.27

Finding the Fourth Proportional to 3,136.59, 4,328.60 and 2,075.27

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Solution

The fourth proportional to 3,136.59, 4,328.60 and 2,075.27 is: 2,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.59 : 4,328.60 = 2,075.27 : x
  2. Step 2: Convert to fraction form
    3,136.59/4,328.60 = 2,075.27/x
  3. Step 3: Cross multiply
    3,136.59x = 4,328.60 × 2,075.27
  4. Step 4: Simplify right side
    3,136.59x = 8,982,981.70
  5. Step 5: Solve for x
    x = 8,982,981.70/3,136.59
  6. Step 6: Final answer
    x = 2,863.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.