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Finding the Fourth Proportional to 6,573.11, 9,859.95 and 1,642.77

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Solution

The fourth proportional to 6,573.11, 9,859.95 and 1,642.77 is: 2,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573.11 : 9,859.95 = 1,642.77 : x
  2. Step 2: Convert to fraction form
    6,573.11/9,859.95 = 1,642.77/x
  3. Step 3: Cross multiply
    6,573.11x = 9,859.95 × 1,642.77
  4. Step 4: Simplify right side
    6,573.11x = 16,197,630.06
  5. Step 5: Solve for x
    x = 16,197,630.06/6,573.11
  6. Step 6: Final answer
    x = 2,464.23

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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.