Home / 3,706.48-5,528.30-3,125.32

Finding the Fourth Proportional to 3,706.48, 5,528.30 and 3,125.32

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Solution

The fourth proportional to 3,706.48, 5,528.30 and 3,125.32 is: 4,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.48 : 5,528.30 = 3,125.32 : x
  2. Step 2: Convert to fraction form
    3,706.48/5,528.30 = 3,125.32/x
  3. Step 3: Cross multiply
    3,706.48x = 5,528.30 × 3,125.32
  4. Step 4: Simplify right side
    3,706.48x = 17,277,706.56
  5. Step 5: Solve for x
    x = 17,277,706.56/3,706.48
  6. Step 6: Final answer
    x = 4,661.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.