Home / 3,650.86-5,477.05-1,185.93

Finding the Fourth Proportional to 3,650.86, 5,477.05 and 1,185.93

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Solution

The fourth proportional to 3,650.86, 5,477.05 and 1,185.93 is: 1,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.86 : 5,477.05 = 1,185.93 : x
  2. Step 2: Convert to fraction form
    3,650.86/5,477.05 = 1,185.93/x
  3. Step 3: Cross multiply
    3,650.86x = 5,477.05 × 1,185.93
  4. Step 4: Simplify right side
    3,650.86x = 6,495,397.91
  5. Step 5: Solve for x
    x = 6,495,397.91/3,650.86
  6. Step 6: Final answer
    x = 1,779.14

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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.