Home / 11,705.13-17,567.55-4,690.08

Finding the Fourth Proportional to 11,705.13, 17,567.55 and 4,690.08

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Solution

The fourth proportional to 11,705.13, 17,567.55 and 4,690.08 is: 7,039.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,705.13 : 17,567.55 = 4,690.08 : x
  2. Step 2: Convert to fraction form
    11,705.13/17,567.55 = 4,690.08/x
  3. Step 3: Cross multiply
    11,705.13x = 17,567.55 × 4,690.08
  4. Step 4: Simplify right side
    11,705.13x = 82,393,214.90
  5. Step 5: Solve for x
    x = 82,393,214.90/11,705.13
  6. Step 6: Final answer
    x = 7,039.07

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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.