Home / 11,609.13-17,398.47-5,368.32

Finding the Fourth Proportional to 11,609.13, 17,398.47 and 5,368.32

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Solution

The fourth proportional to 11,609.13, 17,398.47 and 5,368.32 is: 8,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.13 : 17,398.47 = 5,368.32 : x
  2. Step 2: Convert to fraction form
    11,609.13/17,398.47 = 5,368.32/x
  3. Step 3: Cross multiply
    11,609.13x = 17,398.47 × 5,368.32
  4. Step 4: Simplify right side
    11,609.13x = 93,400,554.47
  5. Step 5: Solve for x
    x = 93,400,554.47/11,609.13
  6. Step 6: Final answer
    x = 8,045.44

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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.