Home / 5,303.57-7,318.58-3,065.08

Finding the Fourth Proportional to 5,303.57, 7,318.58 and 3,065.08

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Solution

The fourth proportional to 5,303.57, 7,318.58 and 3,065.08 is: 4,229.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.57 : 7,318.58 = 3,065.08 : x
  2. Step 2: Convert to fraction form
    5,303.57/7,318.58 = 3,065.08/x
  3. Step 3: Cross multiply
    5,303.57x = 7,318.58 × 3,065.08
  4. Step 4: Simplify right side
    5,303.57x = 22,432,022.55
  5. Step 5: Solve for x
    x = 22,432,022.55/5,303.57
  6. Step 6: Final answer
    x = 4,229.61

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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.