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Finding the Fourth Proportional to 9,205.59, 13,798.11 and 3,657.45

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Solution

The fourth proportional to 9,205.59, 13,798.11 and 3,657.45 is: 5,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.59 : 13,798.11 = 3,657.45 : x
  2. Step 2: Convert to fraction form
    9,205.59/13,798.11 = 3,657.45/x
  3. Step 3: Cross multiply
    9,205.59x = 13,798.11 × 3,657.45
  4. Step 4: Simplify right side
    9,205.59x = 50,465,897.42
  5. Step 5: Solve for x
    x = 50,465,897.42/9,205.59
  6. Step 6: Final answer
    x = 5,482.09

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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.