Home / 6,924.32-9,555.50-3,780.50

Finding the Fourth Proportional to 6,924.32, 9,555.50 and 3,780.50

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Solution

The fourth proportional to 6,924.32, 9,555.50 and 3,780.50 is: 5,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.32 : 9,555.50 = 3,780.50 : x
  2. Step 2: Convert to fraction form
    6,924.32/9,555.50 = 3,780.50/x
  3. Step 3: Cross multiply
    6,924.32x = 9,555.50 × 3,780.50
  4. Step 4: Simplify right side
    6,924.32x = 36,124,582.19
  5. Step 5: Solve for x
    x = 36,124,582.19/6,924.32
  6. Step 6: Final answer
    x = 5,217.06

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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.