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Finding the Fourth Proportional to 1,706.64, 2,558.35 and 1,554.47

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Solution

The fourth proportional to 1,706.64, 2,558.35 and 1,554.47 is: 2,330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706.64 : 2,558.35 = 1,554.47 : x
  2. Step 2: Convert to fraction form
    1,706.64/2,558.35 = 1,554.47/x
  3. Step 3: Cross multiply
    1,706.64x = 2,558.35 × 1,554.47
  4. Step 4: Simplify right side
    1,706.64x = 3,976,878.32
  5. Step 5: Solve for x
    x = 3,976,878.32/1,706.64
  6. Step 6: Final answer
    x = 2,330.24

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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.