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Finding the Fourth Proportional to 9,460.65, 13,047.08 and 7,572.41

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Solution

The fourth proportional to 9,460.65, 13,047.08 and 7,572.41 is: 10,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,460.65 : 13,047.08 = 7,572.41 : x
  2. Step 2: Convert to fraction form
    9,460.65/13,047.08 = 7,572.41/x
  3. Step 3: Cross multiply
    9,460.65x = 13,047.08 × 7,572.41
  4. Step 4: Simplify right side
    9,460.65x = 98,797,735.97
  5. Step 5: Solve for x
    x = 98,797,735.97/9,460.65
  6. Step 6: Final answer
    x = 10,443.02

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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.