Home / 5,303.83-7,320.36-3,065.80

Finding the Fourth Proportional to 5,303.83, 7,320.36 and 3,065.80

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Solution

The fourth proportional to 5,303.83, 7,320.36 and 3,065.80 is: 4,231.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.83 : 7,320.36 = 3,065.80 : x
  2. Step 2: Convert to fraction form
    5,303.83/7,320.36 = 3,065.80/x
  3. Step 3: Cross multiply
    5,303.83x = 7,320.36 × 3,065.80
  4. Step 4: Simplify right side
    5,303.83x = 22,442,759.69
  5. Step 5: Solve for x
    x = 22,442,759.69/5,303.83
  6. Step 6: Final answer
    x = 4,231.43

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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.