Home / 3,192.24-4,402.32-2,071.98

Finding the Fourth Proportional to 3,192.24, 4,402.32 and 2,071.98

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Solution

The fourth proportional to 3,192.24, 4,402.32 and 2,071.98 is: 2,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.24 : 4,402.32 = 2,071.98 : x
  2. Step 2: Convert to fraction form
    3,192.24/4,402.32 = 2,071.98/x
  3. Step 3: Cross multiply
    3,192.24x = 4,402.32 × 2,071.98
  4. Step 4: Simplify right side
    3,192.24x = 9,121,518.99
  5. Step 5: Solve for x
    x = 9,121,518.99/3,192.24
  6. Step 6: Final answer
    x = 2,857.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.