Home / 1,725.64-2,381.61-1,026.94

Finding the Fourth Proportional to 1,725.64, 2,381.61 and 1,026.94

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Solution

The fourth proportional to 1,725.64, 2,381.61 and 1,026.94 is: 1,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.64 : 2,381.61 = 1,026.94 : x
  2. Step 2: Convert to fraction form
    1,725.64/2,381.61 = 1,026.94/x
  3. Step 3: Cross multiply
    1,725.64x = 2,381.61 × 1,026.94
  4. Step 4: Simplify right side
    1,725.64x = 2,445,768.47
  5. Step 5: Solve for x
    x = 2,445,768.47/1,725.64
  6. Step 6: Final answer
    x = 1,417.31

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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.