Home / 11,341.77-15,652.90-6,625.75

Finding the Fourth Proportional to 11,341.77, 15,652.90 and 6,625.75

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Solution

The fourth proportional to 11,341.77, 15,652.90 and 6,625.75 is: 9,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.77 : 15,652.90 = 6,625.75 : x
  2. Step 2: Convert to fraction form
    11,341.77/15,652.90 = 6,625.75/x
  3. Step 3: Cross multiply
    11,341.77x = 15,652.90 × 6,625.75
  4. Step 4: Simplify right side
    11,341.77x = 103,712,202.18
  5. Step 5: Solve for x
    x = 103,712,202.18/11,341.77
  6. Step 6: Final answer
    x = 9,144.27

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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.