Home / 11,655.19-17,475.87-4,631.43

Finding the Fourth Proportional to 11,655.19, 17,475.87 and 4,631.43

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Solution

The fourth proportional to 11,655.19, 17,475.87 and 4,631.43 is: 6,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.19 : 17,475.87 = 4,631.43 : x
  2. Step 2: Convert to fraction form
    11,655.19/17,475.87 = 4,631.43/x
  3. Step 3: Cross multiply
    11,655.19x = 17,475.87 × 4,631.43
  4. Step 4: Simplify right side
    11,655.19x = 80,938,268.59
  5. Step 5: Solve for x
    x = 80,938,268.59/11,655.19
  6. Step 6: Final answer
    x = 6,944.40

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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.