Home / 4,155.84-6,225.54-3,330.24

Finding the Fourth Proportional to 4,155.84, 6,225.54 and 3,330.24

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Solution

The fourth proportional to 4,155.84, 6,225.54 and 3,330.24 is: 4,988.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.84 : 6,225.54 = 3,330.24 : x
  2. Step 2: Convert to fraction form
    4,155.84/6,225.54 = 3,330.24/x
  3. Step 3: Cross multiply
    4,155.84x = 6,225.54 × 3,330.24
  4. Step 4: Simplify right side
    4,155.84x = 20,732,542.33
  5. Step 5: Solve for x
    x = 20,732,542.33/4,155.84
  6. Step 6: Final answer
    x = 4,988.77

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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.