Home / 5,134.10-7,701.07-1,436.28

Finding the Fourth Proportional to 5,134.10, 7,701.07 and 1,436.28

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Solution

The fourth proportional to 5,134.10, 7,701.07 and 1,436.28 is: 2,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.10 : 7,701.07 = 1,436.28 : x
  2. Step 2: Convert to fraction form
    5,134.10/7,701.07 = 1,436.28/x
  3. Step 3: Cross multiply
    5,134.10x = 7,701.07 × 1,436.28
  4. Step 4: Simplify right side
    5,134.10x = 11,060,863.04
  5. Step 5: Solve for x
    x = 11,060,863.04/5,134.10
  6. Step 6: Final answer
    x = 2,154.39

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1.5x scale

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.