Home / 11,607.23-17,398.38-7,603.08

Finding the Fourth Proportional to 11,607.23, 17,398.38 and 7,603.08

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Solution

The fourth proportional to 11,607.23, 17,398.38 and 7,603.08 is: 11,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,607.23 : 17,398.38 = 7,603.08 : x
  2. Step 2: Convert to fraction form
    11,607.23/17,398.38 = 7,603.08/x
  3. Step 3: Cross multiply
    11,607.23x = 17,398.38 × 7,603.08
  4. Step 4: Simplify right side
    11,607.23x = 132,281,293.38
  5. Step 5: Solve for x
    x = 132,281,293.38/11,607.23
  6. Step 6: Final answer
    x = 11,396.45

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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.