Home / 1,577.02-2,362.45-1,357.64

Finding the Fourth Proportional to 1,577.02, 2,362.45 and 1,357.64

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Solution

The fourth proportional to 1,577.02, 2,362.45 and 1,357.64 is: 2,033.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577.02 : 2,362.45 = 1,357.64 : x
  2. Step 2: Convert to fraction form
    1,577.02/2,362.45 = 1,357.64/x
  3. Step 3: Cross multiply
    1,577.02x = 2,362.45 × 1,357.64
  4. Step 4: Simplify right side
    1,577.02x = 3,207,348.94
  5. Step 5: Solve for x
    x = 3,207,348.94/1,577.02
  6. Step 6: Final answer
    x = 2,033.81

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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.