Home / 1,742.33-2,612.84-701.98

Finding the Fourth Proportional to 1,742.33, 2,612.84 and 701.98

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Solution

The fourth proportional to 1,742.33, 2,612.84 and 701.98 is: 1,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.33 : 2,612.84 = 701.98 : x
  2. Step 2: Convert to fraction form
    1,742.33/2,612.84 = 701.98/x
  3. Step 3: Cross multiply
    1,742.33x = 2,612.84 × 701.98
  4. Step 4: Simplify right side
    1,742.33x = 1,834,151.38
  5. Step 5: Solve for x
    x = 1,834,151.38/1,742.33
  6. Step 6: Final answer
    x = 1,052.70

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1.5x scale

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.