Home / 3,015.87-4,521.37-1,166.03

Finding the Fourth Proportional to 3,015.87, 4,521.37 and 1,166.03

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Solution

The fourth proportional to 3,015.87, 4,521.37 and 1,166.03 is: 1,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.87 : 4,521.37 = 1,166.03 : x
  2. Step 2: Convert to fraction form
    3,015.87/4,521.37 = 1,166.03/x
  3. Step 3: Cross multiply
    3,015.87x = 4,521.37 × 1,166.03
  4. Step 4: Simplify right side
    3,015.87x = 5,272,053.06
  5. Step 5: Solve for x
    x = 5,272,053.06/3,015.87
  6. Step 6: Final answer
    x = 1,748.10

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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.