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Finding the Fourth Proportional to 9,797.10, 13,519.45 and 5,763.30

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Solution

The fourth proportional to 9,797.10, 13,519.45 and 5,763.30 is: 7,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797.10 : 13,519.45 = 5,763.30 : x
  2. Step 2: Convert to fraction form
    9,797.10/13,519.45 = 5,763.30/x
  3. Step 3: Cross multiply
    9,797.10x = 13,519.45 × 5,763.30
  4. Step 4: Simplify right side
    9,797.10x = 77,916,646.19
  5. Step 5: Solve for x
    x = 77,916,646.19/9,797.10
  6. Step 6: Final answer
    x = 7,953.03

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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.