Home / 6,742.40-9,301.37-4,351.76

Finding the Fourth Proportional to 6,742.40, 9,301.37 and 4,351.76

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Solution

The fourth proportional to 6,742.40, 9,301.37 and 4,351.76 is: 6,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.40 : 9,301.37 = 4,351.76 : x
  2. Step 2: Convert to fraction form
    6,742.40/9,301.37 = 4,351.76/x
  3. Step 3: Cross multiply
    6,742.40x = 9,301.37 × 4,351.76
  4. Step 4: Simplify right side
    6,742.40x = 40,477,261.65
  5. Step 5: Solve for x
    x = 40,477,261.65/6,742.40
  6. Step 6: Final answer
    x = 6,003.40

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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.