Home / 3,707.48-5,529.79-3,126.32

Finding the Fourth Proportional to 3,707.48, 5,529.79 and 3,126.32

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Solution

The fourth proportional to 3,707.48, 5,529.79 and 3,126.32 is: 4,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.48 : 5,529.79 = 3,126.32 : x
  2. Step 2: Convert to fraction form
    3,707.48/5,529.79 = 3,126.32/x
  3. Step 3: Cross multiply
    3,707.48x = 5,529.79 × 3,126.32
  4. Step 4: Simplify right side
    3,707.48x = 17,287,893.07
  5. Step 5: Solve for x
    x = 17,287,893.07/3,707.48
  6. Step 6: Final answer
    x = 4,662.98

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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.