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Finding the Fourth Proportional to 7,089.59, 10,633.58 and 1,895.87

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Solution

The fourth proportional to 7,089.59, 10,633.58 and 1,895.87 is: 2,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.59 : 10,633.58 = 1,895.87 : x
  2. Step 2: Convert to fraction form
    7,089.59/10,633.58 = 1,895.87/x
  3. Step 3: Cross multiply
    7,089.59x = 10,633.58 × 1,895.87
  4. Step 4: Simplify right side
    7,089.59x = 20,159,909.53
  5. Step 5: Solve for x
    x = 20,159,909.53/7,089.59
  6. Step 6: Final answer
    x = 2,843.59

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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.