Home / 3,853.57-5,320.54-2,529.53

Finding the Fourth Proportional to 3,853.57, 5,320.54 and 2,529.53

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Solution

The fourth proportional to 3,853.57, 5,320.54 and 2,529.53 is: 3,492.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.57 : 5,320.54 = 2,529.53 : x
  2. Step 2: Convert to fraction form
    3,853.57/5,320.54 = 2,529.53/x
  3. Step 3: Cross multiply
    3,853.57x = 5,320.54 × 2,529.53
  4. Step 4: Simplify right side
    3,853.57x = 13,458,465.55
  5. Step 5: Solve for x
    x = 13,458,465.55/3,853.57
  6. Step 6: Final answer
    x = 3,492.47

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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.