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Finding the Fourth Proportional to 7,460.45, 10,295.45 and 4,103.61

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Solution

The fourth proportional to 7,460.45, 10,295.45 and 4,103.61 is: 5,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460.45 : 10,295.45 = 4,103.61 : x
  2. Step 2: Convert to fraction form
    7,460.45/10,295.45 = 4,103.61/x
  3. Step 3: Cross multiply
    7,460.45x = 10,295.45 × 4,103.61
  4. Step 4: Simplify right side
    7,460.45x = 42,248,491.06
  5. Step 5: Solve for x
    x = 42,248,491.06/7,460.45
  6. Step 6: Final answer
    x = 5,662.99

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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.