Home / 11,200.61-15,454.36-6,482.16

Finding the Fourth Proportional to 11,200.61, 15,454.36 and 6,482.16

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Solution

The fourth proportional to 11,200.61, 15,454.36 and 6,482.16 is: 8,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.61 : 15,454.36 = 6,482.16 : x
  2. Step 2: Convert to fraction form
    11,200.61/15,454.36 = 6,482.16/x
  3. Step 3: Cross multiply
    11,200.61x = 15,454.36 × 6,482.16
  4. Step 4: Simplify right side
    11,200.61x = 100,177,603.68
  5. Step 5: Solve for x
    x = 100,177,603.68/11,200.61
  6. Step 6: Final answer
    x = 8,943.94

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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.