Home / 2,068.77-2,854.90-1,137.27

Finding the Fourth Proportional to 2,068.77, 2,854.90 and 1,137.27

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Solution

The fourth proportional to 2,068.77, 2,854.90 and 1,137.27 is: 1,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.77 : 2,854.90 = 1,137.27 : x
  2. Step 2: Convert to fraction form
    2,068.77/2,854.90 = 1,137.27/x
  3. Step 3: Cross multiply
    2,068.77x = 2,854.90 × 1,137.27
  4. Step 4: Simplify right side
    2,068.77x = 3,246,792.12
  5. Step 5: Solve for x
    x = 3,246,792.12/2,068.77
  6. Step 6: Final answer
    x = 1,569.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.