Home / 4,402.55-6,603.86-1,115.66

Finding the Fourth Proportional to 4,402.55, 6,603.86 and 1,115.66

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Solution

The fourth proportional to 4,402.55, 6,603.86 and 1,115.66 is: 1,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.55 : 6,603.86 = 1,115.66 : x
  2. Step 2: Convert to fraction form
    4,402.55/6,603.86 = 1,115.66/x
  3. Step 3: Cross multiply
    4,402.55x = 6,603.86 × 1,115.66
  4. Step 4: Simplify right side
    4,402.55x = 7,367,623.85
  5. Step 5: Solve for x
    x = 7,367,623.85/4,402.55
  6. Step 6: Final answer
    x = 1,673.49

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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.