Home / 1,711.08-2,361.50-1,012.52

Finding the Fourth Proportional to 1,711.08, 2,361.50 and 1,012.52

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Solution

The fourth proportional to 1,711.08, 2,361.50 and 1,012.52 is: 1,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.08 : 2,361.50 = 1,012.52 : x
  2. Step 2: Convert to fraction form
    1,711.08/2,361.50 = 1,012.52/x
  3. Step 3: Cross multiply
    1,711.08x = 2,361.50 × 1,012.52
  4. Step 4: Simplify right side
    1,711.08x = 2,391,065.98
  5. Step 5: Solve for x
    x = 2,391,065.98/1,711.08
  6. Step 6: Final answer
    x = 1,397.40

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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.