Home / 7,619.14-11,432.13-4,845.10

Finding the Fourth Proportional to 7,619.14, 11,432.13 and 4,845.10

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Solution

The fourth proportional to 7,619.14, 11,432.13 and 4,845.10 is: 7,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.14 : 11,432.13 = 4,845.10 : x
  2. Step 2: Convert to fraction form
    7,619.14/11,432.13 = 4,845.10/x
  3. Step 3: Cross multiply
    7,619.14x = 11,432.13 × 4,845.10
  4. Step 4: Simplify right side
    7,619.14x = 55,389,813.06
  5. Step 5: Solve for x
    x = 55,389,813.06/7,619.14
  6. Step 6: Final answer
    x = 7,269.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.