Home / 1,704.09-2,348.28-1,113.60

Finding the Fourth Proportional to 1,704.09, 2,348.28 and 1,113.60

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Solution

The fourth proportional to 1,704.09, 2,348.28 and 1,113.60 is: 1,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.09 : 2,348.28 = 1,113.60 : x
  2. Step 2: Convert to fraction form
    1,704.09/2,348.28 = 1,113.60/x
  3. Step 3: Cross multiply
    1,704.09x = 2,348.28 × 1,113.60
  4. Step 4: Simplify right side
    1,704.09x = 2,615,044.61
  5. Step 5: Solve for x
    x = 2,615,044.61/1,704.09
  6. Step 6: Final answer
    x = 1,534.57

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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.