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Finding the Fourth Proportional to 7,701.80, 10,625.62 and 5,050.68

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Solution

The fourth proportional to 7,701.80, 10,625.62 and 5,050.68 is: 6,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.80 : 10,625.62 = 5,050.68 : x
  2. Step 2: Convert to fraction form
    7,701.80/10,625.62 = 5,050.68/x
  3. Step 3: Cross multiply
    7,701.80x = 10,625.62 × 5,050.68
  4. Step 4: Simplify right side
    7,701.80x = 53,666,606.42
  5. Step 5: Solve for x
    x = 53,666,606.42/7,701.80
  6. Step 6: Final answer
    x = 6,968.06

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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.