Home / 7,455.52-10,285.32-4,622.14

Finding the Fourth Proportional to 7,455.52, 10,285.32 and 4,622.14

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Solution

The fourth proportional to 7,455.52, 10,285.32 and 4,622.14 is: 6,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.52 : 10,285.32 = 4,622.14 : x
  2. Step 2: Convert to fraction form
    7,455.52/10,285.32 = 4,622.14/x
  3. Step 3: Cross multiply
    7,455.52x = 10,285.32 × 4,622.14
  4. Step 4: Simplify right side
    7,455.52x = 47,540,188.98
  5. Step 5: Solve for x
    x = 47,540,188.98/7,455.52
  6. Step 6: Final answer
    x = 6,376.51

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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.