Home / 11,220.93-16,824.70-4,643.52

Finding the Fourth Proportional to 11,220.93, 16,824.70 and 4,643.52

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Solution

The fourth proportional to 11,220.93, 16,824.70 and 4,643.52 is: 6,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.93 : 16,824.70 = 4,643.52 : x
  2. Step 2: Convert to fraction form
    11,220.93/16,824.70 = 4,643.52/x
  3. Step 3: Cross multiply
    11,220.93x = 16,824.70 × 4,643.52
  4. Step 4: Simplify right side
    11,220.93x = 78,125,830.94
  5. Step 5: Solve for x
    x = 78,125,830.94/11,220.93
  6. Step 6: Final answer
    x = 6,962.51

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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.