Home / 1,957.47-2,701.32-1,160.91

Finding the Fourth Proportional to 1,957.47, 2,701.32 and 1,160.91

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Solution

The fourth proportional to 1,957.47, 2,701.32 and 1,160.91 is: 1,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.47 : 2,701.32 = 1,160.91 : x
  2. Step 2: Convert to fraction form
    1,957.47/2,701.32 = 1,160.91/x
  3. Step 3: Cross multiply
    1,957.47x = 2,701.32 × 1,160.91
  4. Step 4: Simplify right side
    1,957.47x = 3,135,989.40
  5. Step 5: Solve for x
    x = 3,135,989.40/1,957.47
  6. Step 6: Final answer
    x = 1,602.06

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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.