Home / 4,390.98-6,580.54-4,110.72

Finding the Fourth Proportional to 4,390.98, 6,580.54 and 4,110.72

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Solution

The fourth proportional to 4,390.98, 6,580.54 and 4,110.72 is: 6,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.98 : 6,580.54 = 4,110.72 : x
  2. Step 2: Convert to fraction form
    4,390.98/6,580.54 = 4,110.72/x
  3. Step 3: Cross multiply
    4,390.98x = 6,580.54 × 4,110.72
  4. Step 4: Simplify right side
    4,390.98x = 27,050,737.85
  5. Step 5: Solve for x
    x = 27,050,737.85/4,390.98
  6. Step 6: Final answer
    x = 6,160.53

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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.