Home / 5,499.18-8,248.77-1,603.89

Finding the Fourth Proportional to 5,499.18, 8,248.77 and 1,603.89

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Solution

The fourth proportional to 5,499.18, 8,248.77 and 1,603.89 is: 2,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.18 : 8,248.77 = 1,603.89 : x
  2. Step 2: Convert to fraction form
    5,499.18/8,248.77 = 1,603.89/x
  3. Step 3: Cross multiply
    5,499.18x = 8,248.77 × 1,603.89
  4. Step 4: Simplify right side
    5,499.18x = 13,230,119.72
  5. Step 5: Solve for x
    x = 13,230,119.72/5,499.18
  6. Step 6: Final answer
    x = 2,405.84

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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.