Home / 3,588.84-5,389.20-2,711.34

Finding the Fourth Proportional to 3,588.84, 5,389.20 and 2,711.34

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Solution

The fourth proportional to 3,588.84, 5,389.20 and 2,711.34 is: 4,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.84 : 5,389.20 = 2,711.34 : x
  2. Step 2: Convert to fraction form
    3,588.84/5,389.20 = 2,711.34/x
  3. Step 3: Cross multiply
    3,588.84x = 5,389.20 × 2,711.34
  4. Step 4: Simplify right side
    3,588.84x = 14,611,953.53
  5. Step 5: Solve for x
    x = 14,611,953.53/3,588.84
  6. Step 6: Final answer
    x = 4,071.50

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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.