Home / 2,551.07-3,521.32-1,711.48

Finding the Fourth Proportional to 2,551.07, 3,521.32 and 1,711.48

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Solution

The fourth proportional to 2,551.07, 3,521.32 and 1,711.48 is: 2,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.07 : 3,521.32 = 1,711.48 : x
  2. Step 2: Convert to fraction form
    2,551.07/3,521.32 = 1,711.48/x
  3. Step 3: Cross multiply
    2,551.07x = 3,521.32 × 1,711.48
  4. Step 4: Simplify right side
    2,551.07x = 6,026,671.90
  5. Step 5: Solve for x
    x = 6,026,671.90/2,551.07
  6. Step 6: Final answer
    x = 2,362.41

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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.