Home / 11,603.40-17,402.60-5,674.13

Finding the Fourth Proportional to 11,603.40, 17,402.60 and 5,674.13

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Solution

The fourth proportional to 11,603.40, 17,402.60 and 5,674.13 is: 8,509.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.40 : 17,402.60 = 5,674.13 : x
  2. Step 2: Convert to fraction form
    11,603.40/17,402.60 = 5,674.13/x
  3. Step 3: Cross multiply
    11,603.40x = 17,402.60 × 5,674.13
  4. Step 4: Simplify right side
    11,603.40x = 98,744,526.31
  5. Step 5: Solve for x
    x = 98,744,526.31/11,603.40
  6. Step 6: Final answer
    x = 8,509.96

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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.