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Finding the Fourth Proportional to 9,104.10, 13,656.16 and 2,530.30

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Solution

The fourth proportional to 9,104.10, 13,656.16 and 2,530.30 is: 3,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.10 : 13,656.16 = 2,530.30 : x
  2. Step 2: Convert to fraction form
    9,104.10/13,656.16 = 2,530.30/x
  3. Step 3: Cross multiply
    9,104.10x = 13,656.16 × 2,530.30
  4. Step 4: Simplify right side
    9,104.10x = 34,554,181.65
  5. Step 5: Solve for x
    x = 34,554,181.65/9,104.10
  6. Step 6: Final answer
    x = 3,795.45

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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.