Home / 11,295.05-15,587.57-6,817.93

Finding the Fourth Proportional to 11,295.05, 15,587.57 and 6,817.93

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Solution

The fourth proportional to 11,295.05, 15,587.57 and 6,817.93 is: 9,408.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.05 : 15,587.57 = 6,817.93 : x
  2. Step 2: Convert to fraction form
    11,295.05/15,587.57 = 6,817.93/x
  3. Step 3: Cross multiply
    11,295.05x = 15,587.57 × 6,817.93
  4. Step 4: Simplify right side
    11,295.05x = 106,274,897.20
  5. Step 5: Solve for x
    x = 106,274,897.20/11,295.05
  6. Step 6: Final answer
    x = 9,408.98

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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.