Home / 11,572.45-17,320.80-6,294.29

Finding the Fourth Proportional to 11,572.45, 17,320.80 and 6,294.29

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Solution

The fourth proportional to 11,572.45, 17,320.80 and 6,294.29 is: 9,420.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.45 : 17,320.80 = 6,294.29 : x
  2. Step 2: Convert to fraction form
    11,572.45/17,320.80 = 6,294.29/x
  3. Step 3: Cross multiply
    11,572.45x = 17,320.80 × 6,294.29
  4. Step 4: Simplify right side
    11,572.45x = 109,022,075.23
  5. Step 5: Solve for x
    x = 109,022,075.23/11,572.45
  6. Step 6: Final answer
    x = 9,420.83

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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.