Home / 3,504.05-5,254.15-1,528.86

Finding the Fourth Proportional to 3,504.05, 5,254.15 and 1,528.86

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Solution

The fourth proportional to 3,504.05, 5,254.15 and 1,528.86 is: 2,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.05 : 5,254.15 = 1,528.86 : x
  2. Step 2: Convert to fraction form
    3,504.05/5,254.15 = 1,528.86/x
  3. Step 3: Cross multiply
    3,504.05x = 5,254.15 × 1,528.86
  4. Step 4: Simplify right side
    3,504.05x = 8,032,859.77
  5. Step 5: Solve for x
    x = 8,032,859.77/3,504.05
  6. Step 6: Final answer
    x = 2,292.45

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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.