Home / 12,052.89-18,084.53-6,505.13

Finding the Fourth Proportional to 12,052.89, 18,084.53 and 6,505.13

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Solution

The fourth proportional to 12,052.89, 18,084.53 and 6,505.13 is: 9,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.89 : 18,084.53 = 6,505.13 : x
  2. Step 2: Convert to fraction form
    12,052.89/18,084.53 = 6,505.13/x
  3. Step 3: Cross multiply
    12,052.89x = 18,084.53 × 6,505.13
  4. Step 4: Simplify right side
    12,052.89x = 117,642,168.51
  5. Step 5: Solve for x
    x = 117,642,168.51/12,052.89
  6. Step 6: Final answer
    x = 9,760.49

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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.