Home / 3,153.74-4,351.88-1,737.12

Finding the Fourth Proportional to 3,153.74, 4,351.88 and 1,737.12

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Solution

The fourth proportional to 3,153.74, 4,351.88 and 1,737.12 is: 2,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.74 : 4,351.88 = 1,737.12 : x
  2. Step 2: Convert to fraction form
    3,153.74/4,351.88 = 1,737.12/x
  3. Step 3: Cross multiply
    3,153.74x = 4,351.88 × 1,737.12
  4. Step 4: Simplify right side
    3,153.74x = 7,559,737.79
  5. Step 5: Solve for x
    x = 7,559,737.79/3,153.74
  6. Step 6: Final answer
    x = 2,397.07

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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.