Home / 1,577.08-2,354.87-1,411.48

Finding the Fourth Proportional to 1,577.08, 2,354.87 and 1,411.48

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Solution

The fourth proportional to 1,577.08, 2,354.87 and 1,411.48 is: 2,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577.08 : 2,354.87 = 1,411.48 : x
  2. Step 2: Convert to fraction form
    1,577.08/2,354.87 = 1,411.48/x
  3. Step 3: Cross multiply
    1,577.08x = 2,354.87 × 1,411.48
  4. Step 4: Simplify right side
    1,577.08x = 3,323,851.91
  5. Step 5: Solve for x
    x = 3,323,851.91/1,577.08
  6. Step 6: Final answer
    x = 2,107.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.