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Finding the Fourth Proportional to 5,650.86, 8,477.73 and 1,755.30

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Solution

The fourth proportional to 5,650.86, 8,477.73 and 1,755.30 is: 2,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.86 : 8,477.73 = 1,755.30 : x
  2. Step 2: Convert to fraction form
    5,650.86/8,477.73 = 1,755.30/x
  3. Step 3: Cross multiply
    5,650.86x = 8,477.73 × 1,755.30
  4. Step 4: Simplify right side
    5,650.86x = 14,880,959.47
  5. Step 5: Solve for x
    x = 14,880,959.47/5,650.86
  6. Step 6: Final answer
    x = 2,633.40

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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.