Home / 1,748.22-2,411.55-1,001.85

Finding the Fourth Proportional to 1,748.22, 2,411.55 and 1,001.85

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Solution

The fourth proportional to 1,748.22, 2,411.55 and 1,001.85 is: 1,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.22 : 2,411.55 = 1,001.85 : x
  2. Step 2: Convert to fraction form
    1,748.22/2,411.55 = 1,001.85/x
  3. Step 3: Cross multiply
    1,748.22x = 2,411.55 × 1,001.85
  4. Step 4: Simplify right side
    1,748.22x = 2,416,011.37
  5. Step 5: Solve for x
    x = 2,416,011.37/1,748.22
  6. Step 6: Final answer
    x = 1,381.98

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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.