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Finding the Fourth Proportional to 3,577.84, 5,368.29 and 1,730.33

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Solution

The fourth proportional to 3,577.84, 5,368.29 and 1,730.33 is: 2,596.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.84 : 5,368.29 = 1,730.33 : x
  2. Step 2: Convert to fraction form
    3,577.84/5,368.29 = 1,730.33/x
  3. Step 3: Cross multiply
    3,577.84x = 5,368.29 × 1,730.33
  4. Step 4: Simplify right side
    3,577.84x = 9,288,913.24
  5. Step 5: Solve for x
    x = 9,288,913.24/3,577.84
  6. Step 6: Final answer
    x = 2,596.24

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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.