Home / 3,529.84-5,292.72-1,555.41

Finding the Fourth Proportional to 3,529.84, 5,292.72 and 1,555.41

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Solution

The fourth proportional to 3,529.84, 5,292.72 and 1,555.41 is: 2,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.84 : 5,292.72 = 1,555.41 : x
  2. Step 2: Convert to fraction form
    3,529.84/5,292.72 = 1,555.41/x
  3. Step 3: Cross multiply
    3,529.84x = 5,292.72 × 1,555.41
  4. Step 4: Simplify right side
    3,529.84x = 8,232,349.62
  5. Step 5: Solve for x
    x = 8,232,349.62/3,529.84
  6. Step 6: Final answer
    x = 2,332.22

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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.