Home / 11,345.03-15,654.86-6,564.23

Finding the Fourth Proportional to 11,345.03, 15,654.86 and 6,564.23

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Solution

The fourth proportional to 11,345.03, 15,654.86 and 6,564.23 is: 9,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.03 : 15,654.86 = 6,564.23 : x
  2. Step 2: Convert to fraction form
    11,345.03/15,654.86 = 6,564.23/x
  3. Step 3: Cross multiply
    11,345.03x = 15,654.86 × 6,564.23
  4. Step 4: Simplify right side
    11,345.03x = 102,762,132.59
  5. Step 5: Solve for x
    x = 102,762,132.59/11,345.03
  6. Step 6: Final answer
    x = 9,057.90

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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.