Home / 5,423.05-7,482.97-3,184.71

Finding the Fourth Proportional to 5,423.05, 7,482.97 and 3,184.71

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Solution

The fourth proportional to 5,423.05, 7,482.97 and 3,184.71 is: 4,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.05 : 7,482.97 = 3,184.71 : x
  2. Step 2: Convert to fraction form
    5,423.05/7,482.97 = 3,184.71/x
  3. Step 3: Cross multiply
    5,423.05x = 7,482.97 × 3,184.71
  4. Step 4: Simplify right side
    5,423.05x = 23,831,073.47
  5. Step 5: Solve for x
    x = 23,831,073.47/5,423.05
  6. Step 6: Final answer
    x = 4,394.41

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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.