Home / 11,566.98-15,962.43-6,261.80

Finding the Fourth Proportional to 11,566.98, 15,962.43 and 6,261.80

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Solution

The fourth proportional to 11,566.98, 15,962.43 and 6,261.80 is: 8,641.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.98 : 15,962.43 = 6,261.80 : x
  2. Step 2: Convert to fraction form
    11,566.98/15,962.43 = 6,261.80/x
  3. Step 3: Cross multiply
    11,566.98x = 15,962.43 × 6,261.80
  4. Step 4: Simplify right side
    11,566.98x = 99,953,480.02
  5. Step 5: Solve for x
    x = 99,953,480.02/11,566.98
  6. Step 6: Final answer
    x = 8,641.28

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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.