Home / 2,051.40-2,827.56-1,631.04

Finding the Fourth Proportional to 2,051.40, 2,827.56 and 1,631.04

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Solution

The fourth proportional to 2,051.40, 2,827.56 and 1,631.04 is: 2,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.40 : 2,827.56 = 1,631.04 : x
  2. Step 2: Convert to fraction form
    2,051.40/2,827.56 = 1,631.04/x
  3. Step 3: Cross multiply
    2,051.40x = 2,827.56 × 1,631.04
  4. Step 4: Simplify right side
    2,051.40x = 4,611,863.46
  5. Step 5: Solve for x
    x = 4,611,863.46/2,051.40
  6. Step 6: Final answer
    x = 2,248.15

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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.