Home / 11,813.97-16,296.07-7,030.70

Finding the Fourth Proportional to 11,813.97, 16,296.07 and 7,030.70

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Solution

The fourth proportional to 11,813.97, 16,296.07 and 7,030.70 is: 9,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.97 : 16,296.07 = 7,030.70 : x
  2. Step 2: Convert to fraction form
    11,813.97/16,296.07 = 7,030.70/x
  3. Step 3: Cross multiply
    11,813.97x = 16,296.07 × 7,030.70
  4. Step 4: Simplify right side
    11,813.97x = 114,572,802.51
  5. Step 5: Solve for x
    x = 114,572,802.51/11,813.97
  6. Step 6: Final answer
    x = 9,698.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.