Home / 2,127.10-2,935.29-1,195.60

Finding the Fourth Proportional to 2,127.10, 2,935.29 and 1,195.60

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Solution

The fourth proportional to 2,127.10, 2,935.29 and 1,195.60 is: 1,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.10 : 2,935.29 = 1,195.60 : x
  2. Step 2: Convert to fraction form
    2,127.10/2,935.29 = 1,195.60/x
  3. Step 3: Cross multiply
    2,127.10x = 2,935.29 × 1,195.60
  4. Step 4: Simplify right side
    2,127.10x = 3,509,432.72
  5. Step 5: Solve for x
    x = 3,509,432.72/2,127.10
  6. Step 6: Final answer
    x = 1,649.87

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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.