Home / 4,860.68-7,291.70-1,572.71

Finding the Fourth Proportional to 4,860.68, 7,291.70 and 1,572.71

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Solution

The fourth proportional to 4,860.68, 7,291.70 and 1,572.71 is: 2,359.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.68 : 7,291.70 = 1,572.71 : x
  2. Step 2: Convert to fraction form
    4,860.68/7,291.70 = 1,572.71/x
  3. Step 3: Cross multiply
    4,860.68x = 7,291.70 × 1,572.71
  4. Step 4: Simplify right side
    4,860.68x = 11,467,721.64
  5. Step 5: Solve for x
    x = 11,467,721.64/4,860.68
  6. Step 6: Final answer
    x = 2,359.28

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1.5x scale

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.