Home / 3,136.34-4,332.36-2,914.94

Finding the Fourth Proportional to 3,136.34, 4,332.36 and 2,914.94

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Solution

The fourth proportional to 3,136.34, 4,332.36 and 2,914.94 is: 4,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.34 : 4,332.36 = 2,914.94 : x
  2. Step 2: Convert to fraction form
    3,136.34/4,332.36 = 2,914.94/x
  3. Step 3: Cross multiply
    3,136.34x = 4,332.36 × 2,914.94
  4. Step 4: Simplify right side
    3,136.34x = 12,628,569.46
  5. Step 5: Solve for x
    x = 12,628,569.46/3,136.34
  6. Step 6: Final answer
    x = 4,026.53

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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.