Home / 9,961.13-14,941.98-5,575.16

Finding the Fourth Proportional to 9,961.13, 14,941.98 and 5,575.16

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Solution

The fourth proportional to 9,961.13, 14,941.98 and 5,575.16 is: 8,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.13 : 14,941.98 = 5,575.16 : x
  2. Step 2: Convert to fraction form
    9,961.13/14,941.98 = 5,575.16/x
  3. Step 3: Cross multiply
    9,961.13x = 14,941.98 × 5,575.16
  4. Step 4: Simplify right side
    9,961.13x = 83,303,854.51
  5. Step 5: Solve for x
    x = 83,303,854.51/9,961.13
  6. Step 6: Final answer
    x = 8,362.90

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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.