Home / 11,342.48-15,651.42-6,305.89

Finding the Fourth Proportional to 11,342.48, 15,651.42 and 6,305.89

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Solution

The fourth proportional to 11,342.48, 15,651.42 and 6,305.89 is: 8,701.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.48 : 15,651.42 = 6,305.89 : x
  2. Step 2: Convert to fraction form
    11,342.48/15,651.42 = 6,305.89/x
  3. Step 3: Cross multiply
    11,342.48x = 15,651.42 × 6,305.89
  4. Step 4: Simplify right side
    11,342.48x = 98,696,054.61
  5. Step 5: Solve for x
    x = 98,696,054.61/11,342.48
  6. Step 6: Final answer
    x = 8,701.46

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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.