Home / 3,154.05-4,352.58-1,737.74

Finding the Fourth Proportional to 3,154.05, 4,352.58 and 1,737.74

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Solution

The fourth proportional to 3,154.05, 4,352.58 and 1,737.74 is: 2,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.05 : 4,352.58 = 1,737.74 : x
  2. Step 2: Convert to fraction form
    3,154.05/4,352.58 = 1,737.74/x
  3. Step 3: Cross multiply
    3,154.05x = 4,352.58 × 1,737.74
  4. Step 4: Simplify right side
    3,154.05x = 7,563,630.61
  5. Step 5: Solve for x
    x = 7,563,630.61/3,154.05
  6. Step 6: Final answer
    x = 2,398.07

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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.