Home / 11,685.48-17,526.04-6,121.32

Finding the Fourth Proportional to 11,685.48, 17,526.04 and 6,121.32

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Solution

The fourth proportional to 11,685.48, 17,526.04 and 6,121.32 is: 9,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685.48 : 17,526.04 = 6,121.32 : x
  2. Step 2: Convert to fraction form
    11,685.48/17,526.04 = 6,121.32/x
  3. Step 3: Cross multiply
    11,685.48x = 17,526.04 × 6,121.32
  4. Step 4: Simplify right side
    11,685.48x = 107,282,499.17
  5. Step 5: Solve for x
    x = 107,282,499.17/11,685.48
  6. Step 6: Final answer
    x = 9,180.84

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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.