Home / 9,130.05-13,702.85-3,587.27

Finding the Fourth Proportional to 9,130.05, 13,702.85 and 3,587.27

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Solution

The fourth proportional to 9,130.05, 13,702.85 and 3,587.27 is: 5,383.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.05 : 13,702.85 = 3,587.27 : x
  2. Step 2: Convert to fraction form
    9,130.05/13,702.85 = 3,587.27/x
  3. Step 3: Cross multiply
    9,130.05x = 13,702.85 × 3,587.27
  4. Step 4: Simplify right side
    9,130.05x = 49,155,852.49
  5. Step 5: Solve for x
    x = 49,155,852.49/9,130.05
  6. Step 6: Final answer
    x = 5,383.96

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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.