Home / 5,184.98-7,155.03-3,195.72

Finding the Fourth Proportional to 5,184.98, 7,155.03 and 3,195.72

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Solution

The fourth proportional to 5,184.98, 7,155.03 and 3,195.72 is: 4,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.98 : 7,155.03 = 3,195.72 : x
  2. Step 2: Convert to fraction form
    5,184.98/7,155.03 = 3,195.72/x
  3. Step 3: Cross multiply
    5,184.98x = 7,155.03 × 3,195.72
  4. Step 4: Simplify right side
    5,184.98x = 22,865,484.46
  5. Step 5: Solve for x
    x = 22,865,484.46/5,184.98
  6. Step 6: Final answer
    x = 4,409.95

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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.