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Finding the Fourth Proportional to 4,859.76, 7,290.48 and 2,395.68

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Solution

The fourth proportional to 4,859.76, 7,290.48 and 2,395.68 is: 3,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.76 : 7,290.48 = 2,395.68 : x
  2. Step 2: Convert to fraction form
    4,859.76/7,290.48 = 2,395.68/x
  3. Step 3: Cross multiply
    4,859.76x = 7,290.48 × 2,395.68
  4. Step 4: Simplify right side
    4,859.76x = 17,465,657.13
  5. Step 5: Solve for x
    x = 17,465,657.13/4,859.76
  6. Step 6: Final answer
    x = 3,593.93

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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.