Home / 9,962.85-13,739.58-6,558.42

Finding the Fourth Proportional to 9,962.85, 13,739.58 and 6,558.42

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Solution

The fourth proportional to 9,962.85, 13,739.58 and 6,558.42 is: 9,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.85 : 13,739.58 = 6,558.42 : x
  2. Step 2: Convert to fraction form
    9,962.85/13,739.58 = 6,558.42/x
  3. Step 3: Cross multiply
    9,962.85x = 13,739.58 × 6,558.42
  4. Step 4: Simplify right side
    9,962.85x = 90,109,936.26
  5. Step 5: Solve for x
    x = 90,109,936.26/9,962.85
  6. Step 6: Final answer
    x = 9,044.59

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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.