Home / 11,813.39-17,713.53-4,690.40

Finding the Fourth Proportional to 11,813.39, 17,713.53 and 4,690.40

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Solution

The fourth proportional to 11,813.39, 17,713.53 and 4,690.40 is: 7,033.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.39 : 17,713.53 = 4,690.40 : x
  2. Step 2: Convert to fraction form
    11,813.39/17,713.53 = 4,690.40/x
  3. Step 3: Cross multiply
    11,813.39x = 17,713.53 × 4,690.40
  4. Step 4: Simplify right side
    11,813.39x = 83,083,607.32
  5. Step 5: Solve for x
    x = 83,083,607.32/11,813.39
  6. Step 6: Final answer
    x = 7,033.00

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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.