Home / 1,717.80-2,370.36-1,482.12

Finding the Fourth Proportional to 1,717.80, 2,370.36 and 1,482.12

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Solution

The fourth proportional to 1,717.80, 2,370.36 and 1,482.12 is: 2,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.80 : 2,370.36 = 1,482.12 : x
  2. Step 2: Convert to fraction form
    1,717.80/2,370.36 = 1,482.12/x
  3. Step 3: Cross multiply
    1,717.80x = 2,370.36 × 1,482.12
  4. Step 4: Simplify right side
    1,717.80x = 3,513,157.96
  5. Step 5: Solve for x
    x = 3,513,157.96/1,717.80
  6. Step 6: Final answer
    x = 2,045.15

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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.