Home / 1,712.53-2,570.52-1,157.17

Finding the Fourth Proportional to 1,712.53, 2,570.52 and 1,157.17

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Solution

The fourth proportional to 1,712.53, 2,570.52 and 1,157.17 is: 1,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.53 : 2,570.52 = 1,157.17 : x
  2. Step 2: Convert to fraction form
    1,712.53/2,570.52 = 1,157.17/x
  3. Step 3: Cross multiply
    1,712.53x = 2,570.52 × 1,157.17
  4. Step 4: Simplify right side
    1,712.53x = 2,974,528.63
  5. Step 5: Solve for x
    x = 2,974,528.63/1,712.53
  6. Step 6: Final answer
    x = 1,736.92

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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.