Home / 7,357.20-11,017.35-3,834.77

Finding the Fourth Proportional to 7,357.20, 11,017.35 and 3,834.77

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Solution

The fourth proportional to 7,357.20, 11,017.35 and 3,834.77 is: 5,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.20 : 11,017.35 = 3,834.77 : x
  2. Step 2: Convert to fraction form
    7,357.20/11,017.35 = 3,834.77/x
  3. Step 3: Cross multiply
    7,357.20x = 11,017.35 × 3,834.77
  4. Step 4: Simplify right side
    7,357.20x = 42,248,995.34
  5. Step 5: Solve for x
    x = 42,248,995.34/7,357.20
  6. Step 6: Final answer
    x = 5,742.53

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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.