Home / 9,642.80-14,466.38-3,403.26

Finding the Fourth Proportional to 9,642.80, 14,466.38 and 3,403.26

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Solution

The fourth proportional to 9,642.80, 14,466.38 and 3,403.26 is: 5,105.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642.80 : 14,466.38 = 3,403.26 : x
  2. Step 2: Convert to fraction form
    9,642.80/14,466.38 = 3,403.26/x
  3. Step 3: Cross multiply
    9,642.80x = 14,466.38 × 3,403.26
  4. Step 4: Simplify right side
    9,642.80x = 49,232,835.38
  5. Step 5: Solve for x
    x = 49,232,835.38/9,642.80
  6. Step 6: Final answer
    x = 5,105.66

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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.