Home / 1,725.60-2,381.22-1,026.84

Finding the Fourth Proportional to 1,725.60, 2,381.22 and 1,026.84

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Solution

The fourth proportional to 1,725.60, 2,381.22 and 1,026.84 is: 1,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.60 : 2,381.22 = 1,026.84 : x
  2. Step 2: Convert to fraction form
    1,725.60/2,381.22 = 1,026.84/x
  3. Step 3: Cross multiply
    1,725.60x = 2,381.22 × 1,026.84
  4. Step 4: Simplify right side
    1,725.60x = 2,445,131.94
  5. Step 5: Solve for x
    x = 2,445,131.94/1,725.60
  6. Step 6: Final answer
    x = 1,416.97

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1.5x scale

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.