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Finding the Fourth Proportional to 3,577.71, 5,368.11 and 1,730.22

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Solution

The fourth proportional to 3,577.71, 5,368.11 and 1,730.22 is: 2,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.71 : 5,368.11 = 1,730.22 : x
  2. Step 2: Convert to fraction form
    3,577.71/5,368.11 = 1,730.22/x
  3. Step 3: Cross multiply
    3,577.71x = 5,368.11 × 1,730.22
  4. Step 4: Simplify right side
    3,577.71x = 9,288,011.28
  5. Step 5: Solve for x
    x = 9,288,011.28/3,577.71
  6. Step 6: Final answer
    x = 2,596.08

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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.