Home / 11,206.98-15,476.13-7,022.52

Finding the Fourth Proportional to 11,206.98, 15,476.13 and 7,022.52

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Solution

The fourth proportional to 11,206.98, 15,476.13 and 7,022.52 is: 9,697.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.98 : 15,476.13 = 7,022.52 : x
  2. Step 2: Convert to fraction form
    11,206.98/15,476.13 = 7,022.52/x
  3. Step 3: Cross multiply
    11,206.98x = 15,476.13 × 7,022.52
  4. Step 4: Simplify right side
    11,206.98x = 108,681,432.45
  5. Step 5: Solve for x
    x = 108,681,432.45/11,206.98
  6. Step 6: Final answer
    x = 9,697.66

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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.