Home / 6,913.92-9,541.44-3,770.28

Finding the Fourth Proportional to 6,913.92, 9,541.44 and 3,770.28

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Solution

The fourth proportional to 6,913.92, 9,541.44 and 3,770.28 is: 5,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.92 : 9,541.44 = 3,770.28 : x
  2. Step 2: Convert to fraction form
    6,913.92/9,541.44 = 3,770.28/x
  3. Step 3: Cross multiply
    6,913.92x = 9,541.44 × 3,770.28
  4. Step 4: Simplify right side
    6,913.92x = 35,973,900.40
  5. Step 5: Solve for x
    x = 35,973,900.40/6,913.92
  6. Step 6: Final answer
    x = 5,203.11

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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.