Home / 3,136.79-4,325.06-2,575.46

Finding the Fourth Proportional to 3,136.79, 4,325.06 and 2,575.46

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Solution

The fourth proportional to 3,136.79, 4,325.06 and 2,575.46 is: 3,551.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.79 : 4,325.06 = 2,575.46 : x
  2. Step 2: Convert to fraction form
    3,136.79/4,325.06 = 2,575.46/x
  3. Step 3: Cross multiply
    3,136.79x = 4,325.06 × 2,575.46
  4. Step 4: Simplify right side
    3,136.79x = 11,139,036.28
  5. Step 5: Solve for x
    x = 11,139,036.28/3,136.79
  6. Step 6: Final answer
    x = 3,551.09

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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.