Home / 3,165.48-4,368.36-1,768.23

Finding the Fourth Proportional to 3,165.48, 4,368.36 and 1,768.23

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Solution

The fourth proportional to 3,165.48, 4,368.36 and 1,768.23 is: 2,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.48 : 4,368.36 = 1,768.23 : x
  2. Step 2: Convert to fraction form
    3,165.48/4,368.36 = 1,768.23/x
  3. Step 3: Cross multiply
    3,165.48x = 4,368.36 × 1,768.23
  4. Step 4: Simplify right side
    3,165.48x = 7,724,265.20
  5. Step 5: Solve for x
    x = 7,724,265.20/3,165.48
  6. Step 6: Final answer
    x = 2,440.16

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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.