Home / 4,493.78-6,740.69-1,572.08

Finding the Fourth Proportional to 4,493.78, 6,740.69 and 1,572.08

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Solution

The fourth proportional to 4,493.78, 6,740.69 and 1,572.08 is: 2,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.78 : 6,740.69 = 1,572.08 : x
  2. Step 2: Convert to fraction form
    4,493.78/6,740.69 = 1,572.08/x
  3. Step 3: Cross multiply
    4,493.78x = 6,740.69 × 1,572.08
  4. Step 4: Simplify right side
    4,493.78x = 10,596,862.37
  5. Step 5: Solve for x
    x = 10,596,862.37/4,493.78
  6. Step 6: Final answer
    x = 2,358.12

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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.