Home / 6,909.42-9,535.26-3,925.08

Finding the Fourth Proportional to 6,909.42, 9,535.26 and 3,925.08

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Solution

The fourth proportional to 6,909.42, 9,535.26 and 3,925.08 is: 5,416.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.42 : 9,535.26 = 3,925.08 : x
  2. Step 2: Convert to fraction form
    6,909.42/9,535.26 = 3,925.08/x
  3. Step 3: Cross multiply
    6,909.42x = 9,535.26 × 3,925.08
  4. Step 4: Simplify right side
    6,909.42x = 37,426,658.32
  5. Step 5: Solve for x
    x = 37,426,658.32/6,909.42
  6. Step 6: Final answer
    x = 5,416.76

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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.