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Finding the Fourth Proportional to 7,797, 10,763.10 and 5,559.24

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Solution

The fourth proportional to 7,797, 10,763.10 and 5,559.24 is: 7,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,797 : 10,763.10 = 5,559.24 : x
  2. Step 2: Convert to fraction form
    7,797/10,763.10 = 5,559.24/x
  3. Step 3: Cross multiply
    7,797x = 10,763.10 × 5,559.24
  4. Step 4: Simplify right side
    7,797x = 59,834,656.04
  5. Step 5: Solve for x
    x = 59,834,656.04/7,797
  6. Step 6: Final answer
    x = 7,674.06

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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.