Home / 6,904.76-10,357.20-2,742.92

Finding the Fourth Proportional to 6,904.76, 10,357.20 and 2,742.92

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Solution

The fourth proportional to 6,904.76, 10,357.20 and 2,742.92 is: 4,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.76 : 10,357.20 = 2,742.92 : x
  2. Step 2: Convert to fraction form
    6,904.76/10,357.20 = 2,742.92/x
  3. Step 3: Cross multiply
    6,904.76x = 10,357.20 × 2,742.92
  4. Step 4: Simplify right side
    6,904.76x = 28,408,971.02
  5. Step 5: Solve for x
    x = 28,408,971.02/6,904.76
  6. Step 6: Final answer
    x = 4,114.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.