Home / 11,690.10-17,535.24-2,925.05

Finding the Fourth Proportional to 11,690.10, 17,535.24 and 2,925.05

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Solution

The fourth proportional to 11,690.10, 17,535.24 and 2,925.05 is: 4,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.10 : 17,535.24 = 2,925.05 : x
  2. Step 2: Convert to fraction form
    11,690.10/17,535.24 = 2,925.05/x
  3. Step 3: Cross multiply
    11,690.10x = 17,535.24 × 2,925.05
  4. Step 4: Simplify right side
    11,690.10x = 51,291,366.09
  5. Step 5: Solve for x
    x = 51,291,366.09/11,690.10
  6. Step 6: Final answer
    x = 4,387.59

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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.